MolluscaBase taxon details
Unio crassus Philipsson, 1788
1044116 (urn:lsid:marinespecies.org:taxname:1044116)
accepted
Species
Crassunio crassus (Philipsson, 1788) · unaccepted > superseded combination
Mya batava Maton & Rackett, 1807 · unaccepted (a junior synonym)
Unio (Crassiana) crassus Philipsson, 1788 · unaccepted
Unio (Crassiana) cyprinorum Bourguignat, 1882 · unaccepted (a junior synonym)
Unio (Crassiana) fusculus Rossmässler, 1835 · unaccepted > superseded combination
Unio (Crassiana) gregorii Kobelt, 1911 · unaccepted (a junior synonym)
Unio (Crassiana) irenjensis Kobelt, 1911 · unaccepted (a junior synonym)
Unio (Crassiana) irgizlaicus Lindholm, 1904 · unaccepted
Unio (Crassiana) mengrelicus Drouët, 1881 · unaccepted (a junior synonym)
Unio (Crassiana) musivus Spengler, 1793 · unaccepted (a junior synonym)
Unio (Crassiana) sobrievskii Rosen, 1925 · unaccepted (a junior synonym)
Unio (Crassiana) stevenianiformis Zhadin, 1938 · unaccepted (a junior synonym)
Unio (Eolymnium) araxenus Drouët, 1881 · unaccepted (a junior synonym)
Unio (Eolymnium) byzantinus Drouët, 1879 · unaccepted (a junior synonym)
Unio (Eolymnium) colchicus Drouët, 1881 · unaccepted (a junior synonym)
Unio (Eolymnium) raddei Drouët, 1881 · unaccepted
Unio adonus Locard, 1889 · unaccepted > junior subjective synonym
Unio ater Nilsson, 1823 · unaccepted
Unio ater var. irgizlaicus Lindholm, 1904 · unaccepted
Unio batavellus Locard, 1885 · unaccepted (junior synonym)
Unio batavus Nilsson, 1823 · unaccepted > junior subjective synonym
Unio batavus hexameri F. Haas, 1912 · unaccepted (a junior synonym)
Unio batavus kobeltianus F. Haas, 1913 · unaccepted (junior synonym)
Unio batavus palatinus F. Haas, 1912 · unaccepted (a junior synonym)
Unio batavus probavaricus F. Haas, 1912 · unaccepted (a junior synonym)
Unio batavus var. belgicus Colbeau, 1868 · unaccepted (a junior synonym)
Unio batavus var. incurvatus Colbeau, 1868 · unaccepted (a junior synonym)
Unio batavus var. ondovensis Hazay, 1884 · unaccepted > junior subjective synonym
Unio batavus var. ponderosa Wattebled, 1889 · unaccepted > junior subjective synonym
Unio batavus var. rivularis Moquin-Tandon, 1856 · unaccepted (original rank)
Unio batavus var. rufescens Wattebled, 1889 · unaccepted > junior subjective synonym
Unio bosnensis Möllendorff, 1873 · unaccepted (a junior synonym)
Unio brandisi Kobelt, 1910 · unaccepted (junior synonym)
Unio brevirostris Küster, 1854 · unaccepted (junior synonym)
Unio byzantinus Drouët, 1879 · unaccepted (a junior synonym)
Unio cantianus Kennard & B. B. Woodward, 1924 † · unaccepted > junior subjective synonym
Unio colchicus Drouët, 1881 · unaccepted (a junior synonym)
Unio consentaneus Rossmässler, 1836 · unaccepted (junior synonym)
Unio consentaneus biandeti Kobelt, 1910 · unaccepted (junior synonym)
Unio consentaneus bodamicus Kobelt, 1910 · unaccepted (junior synonym)
Unio consentaneus dilatatus Kobelt, 1910 · unaccepted (invalid; not Studer, 1820 nor Say, 1834)
Unio consentaneus elongatus Kobelt, 1910 · unaccepted (invalid; not Lamarck, 1819)
Unio consentaneus marisaensis Kobelt, 1911 · unaccepted (junior synonym)
Unio crassulus Drouët, 1888 · unaccepted > junior subjective synonym
Unio crassus batavus Nilsson, 1822 · unaccepted > junior subjective synonym
Unio crassus heimburgi F. Haas, 1912 · unaccepted (a junior synonym)
Unio crassus ornatus Poliński, 1917 · unaccepted (a junior synonym)
Unio crassus polonicus Polinski, 1917 · unaccepted (a junior synonym)
Unio crassus thuringiacus Israel, 1913 · unaccepted (a junior synonym)
Unio crassus var. ishmensis Zhadin, 1938 · unaccepted (a junior synonym)
Unio crassus var. maximus Kobelt, 1872 · unaccepted (a junior synonym)
Unio crassus var. okae Kobelt, 1911 · unaccepted (junior synonym)
Unio crassus var. requienformis Hilbert, 1918 · unaccepted > junior subjective synonym
Unio croaticus Drouët, 1881 · unaccepted > junior subjective synonym
Unio cyprinorum Bourguignat, 1882 · unaccepted (a junior synonym)
Unio cytherea Küster, 1833 · unaccepted (a junior synonym)
Unio decurvatus Rossmässler, 1835 · unaccepted (a junior synonym)
Unio duregicus Servain, 1886 · unaccepted (junior synonym)
Unio fusculus Rossmässler, 1835 · unaccepted > junior subjective synonym
Unio gangrenosus J. F. Schmidt, 1840 · unaccepted (a junior synonym)
Unio gregorii Kobelt, 1911 · unaccepted (a junior synonym)
Unio hamburgiensis Servain, 1888 · unaccepted (a junior synonym)
Unio heldii Küster, 1854 · unaccepted (a junior synonym)
Unio irgizlaica Lindholm, 1904 · unaccepted
Unio kochi Kobelt, 1886 · unaccepted (a junior synonym)
Unio kungurensis Kobelt, 1911 · unaccepted (a junior synonym)
Unio kungurensis var. chlebnikovi Kobelt, 1911 · unaccepted (a junior synonym)
Unio kungurensis var. irenjensis Kobelt, 1911 · unaccepted (a junior synonym)
Unio kungurensis var. sylwensis Kobelt, 1911 · unaccepted (a junior synonym)
Unio luxurians Küster, 1854 · unaccepted (junior synonym)
Unio mengrelicus Drouët, 1881 · unaccepted (a junior synonym)
Unio mingrelicus · unaccepted (incorrect subsequent spelling of...)
incorrect subsequent spelling of Unio mengrelicus Drou?t, 1881
Unio mingrelicus var. gregorii Kobelt, 1911 · unaccepted (a junior synonym)
Unio mingrelicus var. sobriewskii Rosen, 1925 · unaccepted (a junior synonym)
Unio mingrelicus var. stevenianiformis Zhadin, 1938 · unaccepted (a junior synonym)
Unio musivus Spengler, 1793 · unaccepted (a junior synonym)
Unio neocomensis Drouët, 1881 · unaccepted (a junior synonym)
Unio nessorhynchus Küster, 1854 · unaccepted (a junior synonym)
Unio ostiorum Servain, 1886 · unaccepted (junior synonym)
Unio phaseolus Kobelt, 1878 · unaccepted > junior homonym (junior homonym of Unio phaseolus...)
junior homonym of Unio phaseolus Hildreth, 1828
Unio planus Studer, 1820 · unaccepted (a junior synonym)
Unio pseudolitoralis Clessin, 1877 · unaccepted (a junior synonym)
Unio pseudolittoralis [sic] · unaccepted (error for Unio pseudolitoralis...)
error for Unio pseudolitoralis Clessin, 1877
Unio pseudolittoralis var. curonicus Riemenschneider, 1907 · unaccepted (a junior synonym)
Unio raddei Drouët, 1881 · unaccepted (a junior synonym)
Unio rivularis Moquin-Tandon, 1856 · unaccepted (unavailable; a junior homonym of...)
unavailable; a junior homonym of Unio rivularis Conrad, 1853
Unio rubens Menke, 1828 · unaccepted (a junior synonym)
Unio sandriopsis Servain, 1886 · unaccepted (junior synonym)
Unio sieversi Drouët, 1881 · unaccepted (a junior synonym)
Unio sinuolata Küster, 1833 · unaccepted (a junior synonym)
Unio stepanoffi Drouët, 1881 · unaccepted > junior subjective synonym
Unio stevenianus Stepanov, 1870 · unaccepted (a junior synonym)
Unio subamnicus Locard, 1889 · unaccepted
Unio subrobustus Servain, 1886 · unaccepted (junior synonym)
Unio subtilis Drouët, 1879 · unaccepted > junior subjective synonym
Unio szegedensis Halaváts, 1891 † · unaccepted > junior subjective synonym
Unio tiguricus Servain, 1886 · unaccepted (junior synonym)
Unio tumidus f. elegans Westerlund, 1867 · unaccepted (a junior synonym)
Unio turicus Servain, 1886 · unaccepted (junior synonym)
- Subspecies Unio crassus jaeckeli Modell, 1950 †
- Subspecies Unio crassus klemmi Modell, 1957 †
- Subspecies Unio crassus batavus Nilsson, 1822 accepted as Unio crassus Philipsson, 1788 (unaccepted > junior subjective synonym)
- Subspecies Unio crassus heimburgi F. Haas, 1912 accepted as Unio crassus Philipsson, 1788 (a junior synonym)
- Subspecies Unio crassus mongolicus Middendorff, 1850 accepted as Middendorffinaia mongolica (Middendorff, 1850) (superseded rank and combination)
- Subspecies Unio crassus ornatus Poliński, 1917 accepted as Unio crassus Philipsson, 1788 (a junior synonym)
- Subspecies Unio crassus polonicus Polinski, 1917 accepted as Unio crassus Philipsson, 1788 (a junior synonym)
- Subspecies Unio crassus thuringiacus Israel, 1913 accepted as Unio crassus Philipsson, 1788 (a junior synonym)
- Variety Unio crassus var. ishmensis Zhadin, 1938 accepted as Unio crassus Philipsson, 1788 (a junior synonym)
- Variety Unio crassus var. maximus Kobelt, 1872 accepted as Unio crassus Philipsson, 1788 (a junior synonym)
- Variety Unio crassus var. okae Kobelt, 1911 accepted as Unio crassus Philipsson, 1788 (junior synonym)
- Variety Unio crassus var. requienformis Hilbert, 1918 accepted as Unio crassus Philipsson, 1788 (unaccepted > junior subjective synonym)
Retzius A.J. (1788). <i>Dissertatio historico-naturalis sistens nova testaceorum genera. Quam præside D. M. Andr. J. Retzio (...) ad publicum examen defert Laurentius Münter Philipsson</i>. 4+23 pp. Lund. , available online at http://gdz.sub.uni-goettingen.de/dms/load/img/?PID=PPN581964985, http://LOG_0001&physid=PHYS_0004
page(s): 17 [details]
page(s): 17 [details]
MolluscaBase eds. (2021). MolluscaBase. Unio crassus Philipsson, 1788. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1044116 on 2025-04-30
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original description
Retzius A.J. (1788). <i>Dissertatio historico-naturalis sistens nova testaceorum genera. Quam præside D. M. Andr. J. Retzio (...) ad publicum examen defert Laurentius Münter Philipsson</i>. 4+23 pp. Lund. , available online at http://gdz.sub.uni-goettingen.de/dms/load/img/?PID=PPN581964985, http://LOG_0001&physid=PHYS_0004
page(s): 17 [details]
original description (of Unio fusculus Rossmässler, 1835) Rossmässler, E. A. (1835-1837). Iconographie der Land- & Süßwasser- Mollusken, mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten. (1) 1 (1): VI + 1-132. pl. 1-5 [≥ Apr. 1835]; (1) 1 (2): 6 + 1-26. pl. 6-10 [≥ Aug. 1835]; (1) 1 (3): 4 + 1-33. pl. 11-15 [≥ Mar. 1836]; (1) 1 (4): 4 + 1-27. pl. 16-20 [≥ Sept. 1836]; (1) 1 (5/6): 4 + 1–70. pl. 21–30 [≥ Jul. 1837]. [Dresden und Leipzig (Arnoldische Buchhandlung)]., available online at https://www.biodiversitylibrary.org/page/24986222
page(s): 1(2): 21, pl. 9, fig. 129; note: attributed to Ziegler [details]
original description (of Unio musivus Spengler, 1793) Spengler L. (1793). Beskrivelse over et nyt Slægt af de toskallede Konchylier, forhen af mig kaldet Chæna, saa og over det Linnéiske Slægt <i>Mya</i>, hvilket nøiere bestemmes, og inddeles i tvende Slægter. <em>Skrivter af Naturhistorie-Selskabet.</em> 3(1): 16-69, pl. 2., available online at https://babel.hathitrust.org/cgi/pt?id=hvd.32044106425119;view=1up;seq=24
page(s): 57, no. 32 [details]
original description (of Unio ater Nilsson, 1823) Nilsson S. (1823). Historia molluscorum Sveciae terrestrium et fluviatilium breviter delineata. <em>Lundae: J.H. Schuboth.</em> 124 pp., available online at https://www.biodiversitylibrary.org/page/16362323
page(s): 107 [details]
original description (of Unio batavus Nilsson, 1823) Nilsson S. (1823). Historia molluscorum Sveciae terrestrium et fluviatilium breviter delineata. <em>Lundae: J.H. Schuboth.</em> 124 pp., available online at https://www.biodiversitylibrary.org/page/16362323
page(s): 112 [details]
original description (of Unio batavus var. incurvatus Colbeau, 1868) Colbeau J. (1868). Liste generale des mollusques vivants de la Belgique. <em>Annales de la Societe Royal Zoologique et Malacologique de Belgique.</em> 3: 85-111., available online at https://www.biodiversitylibrary.org/page/7238493
page(s): 106, pl. 4, figs. 2-3 [details]
original description (of Unio batavus var. belgicus Colbeau, 1868) Colbeau J. (1868). Liste generale des mollusques vivants de la Belgique. <em>Annales de la Societe Royal Zoologique et Malacologique de Belgique.</em> 3: 85-111., available online at https://www.biodiversitylibrary.org/page/7238493
page(s): 106, pl. 4, fig. 3 [details]
original description (of Unio subamnicus Locard, 1889) Locard, A. (1889). Contributions à la faune malacologique française [XIII]. Catalogue des espèces françaises appartenant aux genres<i>Margaritana</i> et <i>Unio</i> connues jusqu'à ce jour. <em>Annales de la Société Linnéenne de Lyon, nouvelle série.</em> 35: 111-269., available online at https://www.biodiversitylibrary.org/page/54576293
page(s): 137, 194 [31, 88] [details]
original description (of Unio ater var. irgizlaicus Lindholm, 1904) Lindholm, W. A. (1904). Zur Molluskenfauna der Governements Kursk und Orenburg. <em>Ezhegodnik Zoologicheskogo Muzeya Imperatorskoy Akademii Nauk.</em> 8 (for 1903): 338–344.
page(s): 343 [details]
original description (of Unio planus Studer, 1820) Studer, S. (1820). Kurzes Verzeichnis der bis jetzt in unserm Vaterlande entdeckten Conchylien. Naturwissenschaftlicher Anzeiger der Allgemeinen Schweizerischen Gesellschaft für die Gesammten Naturwissenschaften, 3 (11): 83-90; (12): 91-94. Bern [1 May; 1 June]. [reprinted as a separate work under the title: Systematisches Verzeichniss der bis jetzt bekannt gewordenen Schweizer-Conchylien. Bern (Stämpfli: 32 pp. > 5 April)]
page(s): 93 [details]
original description (of Mya batava Maton & Rackett, 1807) Maton, W. G. & Rackett, T. (1807). A descriptive catalogue of the British Testacea. <em>Transactions of the Linnean Society of London.</em> 8 (17): 17-250, 5 pls., available online at http://biodiversitylibrary.org/page/766478
page(s): 37-38 [details]
original description (of Unio rubens Menke, 1828) Menke, K. T. (1828). Synopsis methodica molluscorum generum omnium et specierum earum, quae in Museo Menkeano adservantur; cum synonymia critica et novarum specierum diagnosibus. XII + 91 pp. [late in 1828]. Pyrmonti., available online at http://biodiversitylibrary.org/page/13119590
page(s): 64, 90 [details]
original description (of Unio cytherea Küster, 1833) Küster, H. C. (1833). Icones Molluscorum et testaceorum - Abbildungen der Mollusken u. ihren Schalen. Abthl. 1. Mollusca marina - See-Mollusken; Abthl. 2. Mollusca terrestria et fluviatilis - Land- un Süsswasser-Mollusken. Nürnberg, Lechner. 6 + 6 pl.
page(s): 2: pl. 5, fig. 3 [details]
original description (of Unio sinuolata Küster, 1833) Küster, H. C. (1833). Icones Molluscorum et testaceorum - Abbildungen der Mollusken u. ihren Schalen. Abthl. 1. Mollusca marina - See-Mollusken; Abthl. 2. Mollusca terrestria et fluviatilis - Land- un Süsswasser-Mollusken. Nürnberg, Lechner. 6 + 6 pl.
page(s): 2, pl. 5, fig. 5 [details]
original description (of Unio decurvatus Rossmässler, 1835) Rossmässler, E. A. (1835-1837). Iconographie der Land- & Süßwasser- Mollusken, mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten. (1) 1 (1): VI + 1-132. pl. 1-5 [≥ Apr. 1835]; (1) 1 (2): 6 + 1-26. pl. 6-10 [≥ Aug. 1835]; (1) 1 (3): 4 + 1-33. pl. 11-15 [≥ Mar. 1836]; (1) 1 (4): 4 + 1-27. pl. 16-20 [≥ Sept. 1836]; (1) 1 (5/6): 4 + 1–70. pl. 21–30 [≥ Jul. 1837]. [Dresden und Leipzig (Arnoldische Buchhandlung)]., available online at https://www.biodiversitylibrary.org/page/24986222
page(s): 1 (2): 22, pl. 9, fig. 131 [details]
original description (of Unio nessorhynchus Küster, 1854) Küster, H. C. (1839-1862). Die Flussperlmuscheln (<i>Unio et Hyria</i>). In Abbildungen nach der Natur mit Beschreibungen. In: <i>Systematisches Conchylien-Cabinet von Martini und Chemnitz</i>, Bd 9(2): 1-318, pls 1-100, 18*. Published in parts: pls 6, 10-11 (1839); pls 14-16 (1842); 1-40, pls 1-2, 5, 7, 13-25 (1848); 41-64, pls 8, 9, 12, 17, 23-24 (1852); 65-88, pls 18-22, 18* (1853); 89-120, pls 27-32 (1854); 121-136, pls 33-44 (1855); 137-160, pls 45-54 (1856); pls 61-66 (1857); pls 55-60, 67-71, 77 (1860); 161-256, pls 72-76, 78-83, 85-88 (1861); 257-318, pls 84, 89-100 (1862). <em>Systematisches Conchylien-Cabinet.</em> 9(2): 161-256, plates 72, 75-76, 78-83, 85-88., available online at https://biodiversitylibrary.org/page/11915196
page(s): 116, pl. 31, fig. 6 [details]
original description (of Unio gangrenosus J. F. Schmidt, 1840) Schmidt J.F. (1840). Einige beobachtungen ueber die verschiedenen in Krain und den Angraenzenden provinzen vorkommenden arten der flussperlen-muschel (Unio Brug.). <em>Bulletin de la Société impériale des naturalistes de Moscou.</em> 12: 430-453., available online at https://www.biodiversitylibrary.org/page/34379076
page(s): 436 [details]
original description (of Unio batavus var. rivularis Moquin-Tandon, 1856) Moquin-Tandon, A. (1855-1856). Histoire naturelle des mollusques terrestres et fluviatiles de France, Tome premier (1): i-viii, 1-14 + Atlas: 1-16, pl. 1-9 (12 April 1855); (2): 145-256 + Atlas: 17-32, pl. 10-18 (4 May 1855); (3): 257-416 + Atlas: 33-48, pl. 19-27 (1 August 1855). Tome second (4): i-iii, 1-176 + Atlas: 49-64, pl. 28-36 (10 September 1855); (5): 177-368 + Atlas: 65-80, pl. 37-45 (2 January 1856); (6): 369-646 + Atlas: i-iii, 81-92, pl. 46-54 (9 April 1856). Paris (J.-B. Baillière)., available online at https://biodiversitylibrary.org/page/32068638
page(s): 2: 571 [details]
original description (of Unio tumidus f. elegans Westerlund, 1867) Westerlund, C. A. (1867). Beschreibungen und Kritik neuer Mollusken. <em>Malakozoologische Blätter.</em> 14: 199-206.
page(s): 202, 206 [details]
original description (of Unio crassus var. maximus Kobelt, 1872) Kobelt W. (1872). Die nordschleswigsche Perlenmuschel. <em>Malakozoologische Blätter.</em> 19: 142-147., available online at https://www.biodiversitylibrary.org/page/15648058
page(s): 142, pl. 5, fig. 2 [details]
original description (of Unio bosnensis Möllendorff, 1873) Möllendorff, O. F. von. (1873). Beiträge zur Fauna Bosniens. Inauguraldissertation, Görlitz, 73 p. [Hoffmann & Reiber]., available online at https://www.biodiversitylibrary.org/page/12924443
page(s): 62 [details]
original description (of Unio heldii Küster, 1854) Küster, H. C. (1839-1862). Die Flussperlmuscheln (<i>Unio et Hyria</i>). In Abbildungen nach der Natur mit Beschreibungen. In: <i>Systematisches Conchylien-Cabinet von Martini und Chemnitz</i>, Bd 9(2): 1-318, pls 1-100, 18*. Published in parts: pls 6, 10-11 (1839); pls 14-16 (1842); 1-40, pls 1-2, 5, 7, 13-25 (1848); 41-64, pls 8, 9, 12, 17, 23-24 (1852); 65-88, pls 18-22, 18* (1853); 89-120, pls 27-32 (1854); 121-136, pls 33-44 (1855); 137-160, pls 45-54 (1856); pls 61-66 (1857); pls 55-60, 67-71, 77 (1860); 161-256, pls 72-76, 78-83, 85-88 (1861); 257-318, pls 84, 89-100 (1862). <em>Systematisches Conchylien-Cabinet.</em> 9(2): 161-256, plates 72, 75-76, 78-83, 85-88., available online at https://biodiversitylibrary.org/page/11915196
page(s): 111, pl. 30, fig. 5-7 [details]
original description (of Unio pseudolitoralis Clessin, 1877) Clessin, S. (1876-1877). Deutsche Excursions-Mollusken-Fauna. [Auflage 1]. Nürnberg (Bauer & Raspe), 581 + Vorwort (2 pp.). [part 1: 1-144 (1876); part 2: 145-288 (1876); part 3: 289-432 (1877); part 4: 433-581 + Vorwort (2 pp.) (1877)]. , available online at https://www.biodiversitylibrary.org/page/13068305
page(s): 469, text fig. 305 [details]
original description (of Unio phaseolus Kobelt, 1878) Kobelt, W. & Boettger, O. (1878-1879). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (1) 6 (1/3): 1-48, pl. 151-165 [24. July 1878]; (1) 6 (4/6): 49-50, pl. 166 [Kobelt, W.], 52-153, pl. 167-178 [Boettger, O.]; [10. August 1879]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16288413
page(s): 43, pl. 163, fig. 1646 [details]
original description (of Unio neocomensis Drouët, 1881) Drouët, H. (1881). Unionidae nouveaux ou peu connus. <em>Journal de Conchyliologie.</em> 29(1): 22-31 [25 April]; 29(3): 244-254 [8 November]., available online at https://biodiversitylibrary.org/page/15856074
page(s): 247 [details]
original description (of Unio pseudolittoralis var. curonicus Riemenschneider, 1907) Riemenschneider, J. (1907). Unio pseudolittoralis Cless. var. curonicus n. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft,.</em> 39: 150-155., available online at https://www.biodiversitylibrary.org/page/15107125
page(s): 150 [details]
original description (of Unio kochi Kobelt, 1886) Kobelt, W. (1886). Erster Nachtrag zur Fauna der nassauischen Mollusken. Jahrbücher des Nassauischen Vereins für Naturkunde, 39: 70-102, 8 plates. Wiesbaden., available online at https://www.biodiversitylibrary.org/page/3022102
page(s): 97, pl. 6, fig. 1 [details]
original description (of Unio hamburgiensis Servain, 1888) Servain, G. (1888). Aperçu sur la faune des mollusques fluviatiles des environs de Hambourg. Bulletins de la Société Malacologique de France, 5: 287-340, pl. 8-9. Paris, available online at https://www.biodiversitylibrary.org/page/16109719
page(s): 315 [details]
original description (of Unio brandisi Kobelt, 1910) Kobelt, W. (1909-1910). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 15 (1/2): 1–24, pl. 391–400 [May 1909]; (2) 15 (3/4): 25–48, pl. 401–410 [Oct. 1909]; (2) 15 (5/6): 49–86, pl. 411–420 [March 1910]. Wiesbaden (Kreidel).
page(s): 82, pl. 419, figs. 2434-2435 [details]
original description (of Unio crassus heimburgi F. Haas, 1912) Haas, F. (1912). Die geographische Verbreitung der westdeutschen Najaden. <em>Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande.</em> 68: 505-528, Taf. IV-VII., available online at https://www.zobodat.at/pdf/Verh-nathist-Ver-preuss-Rheinlande_68_0505-0528.pdf
page(s): 527, pl. 6, fig. 20 [details]
original description (of Unio batavus palatinus F. Haas, 1912) Haas, F. (1912). Die geographische Verbreitung der westdeutschen Najaden. <em>Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande.</em> 68: 505-528, Taf. IV-VII., available online at https://www.zobodat.at/pdf/Verh-nathist-Ver-preuss-Rheinlande_68_0505-0528.pdf
page(s): 525, pl. 4, fig. 3 [details]
original description (of Unio batavus hexameri F. Haas, 1912) Haas, F. (1912). Die geographische Verbreitung der westdeutschen Najaden. <em>Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande.</em> 68: 505-528, Taf. IV-VII., available online at https://www.zobodat.at/pdf/Verh-nathist-Ver-preuss-Rheinlande_68_0505-0528.pdf
page(s): 526, pl. 4, fig. 2 [details]
original description (of Unio batavus probavaricus F. Haas, 1912) Haas, F. (1912). Die geographische Verbreitung der westdeutschen Najaden. <em>Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande.</em> 68: 505-528, Taf. IV-VII., available online at https://www.zobodat.at/pdf/Verh-nathist-Ver-preuss-Rheinlande_68_0505-0528.pdf
page(s): 526, pl. 4, fig. 9 [details]
original description (of Unio kungurensis Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 24, pl. 490, figs. 2622-2623 [details]
original description (of Unio kungurensis var. chlebnikovi Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 26, pl. 491, fig. 2624 [details]
original description (of Unio kungurensis var. sylwensis Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 26, pl. 491, fig. 2625 [details]
original description (of Unio kungurensis var. irenjensis Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 26, pl. 491, fig. 2626 [details]
original description (of Unio crassus thuringiacus Israel, 1913) Israel, W. (1913). Biologie der europäischen Süsswassermuscheln. Thüringer Lehrerverein für Naturkunde, K.G. Lutz Verlag, Stuttgart, : 1-93.
page(s): 28, pl. 6, figs. 4-6 [details]
original description (of Unio batavus kobeltianus F. Haas, 1913) Haas, F. (1913). Neue und wenig bekannte Lokalformen unserer Najaden. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 45(3): 105-112., available online at https://www.biodiversitylibrary.org/page/15108076
page(s): 105 [details]
original description (of Unio crassus polonicus Polinski, 1917) Poliński, W. (1917). <i>Unio crassus</i> Retz. subsp. <i>polonicus</i> n. subsp., subsp. <i>ornatus</i> n. subsp. <em>Sprawozdania z Posiedzeń Towarzystwa Naukowego Warszawskiego. Wydział III Nauk Matematycznych i Przyrodniczych.</em> 10: 902-909., available online at http://rcin.org.pl/ibd/Content/107663/s832.pdf
page(s): 903, fig. 3 [details]
original description (of Unio crassus ornatus Poliński, 1917) Poliński, W. (1917). <i>Unio crassus</i> Retz. subsp. <i>polonicus</i> n. subsp., subsp. <i>ornatus</i> n. subsp. <em>Sprawozdania z Posiedzeń Towarzystwa Naukowego Warszawskiego. Wydział III Nauk Matematycznych i Przyrodniczych.</em> 10: 902-909., available online at http://rcin.org.pl/ibd/Content/107663/s832.pdf
page(s): 904, figs. 1-2 [details]
original description (of Unio crassus var. ishmensis Zhadin, 1938) Zhadin V.I. (1938). Family Unionidae. <em>Fauna of the USSR. Mollusks.</em> 4(1): 1-170. (in Russian).
page(s): 90 [details] Available for editors
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original description (of Unio cyprinorum Bourguignat, 1882) Locard, A. (1882). Prodrome de malacologie française. [I]. Catalogue général des mollusques vivants de France. Mollusques terrestres, des eaux douces et des eaux saumâtres. vi + 462 pp. Lyon: Henri Georg. , available online at https://www.biodiversitylibrary.org/page/11111180
page(s): 289, 358 [details]
original description (of Unio mengrelicus Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 16 [details]
original description (of Unio gregorii Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 30, pl. 494, fig. 2632 [details]
original description (of Unio mingrelicus var. sobriewskii Rosen, 1925) Rosen O. (1925). Materials to the knowledge of Russian Mollusca. <em>Izvestiya Donskogo Politekhnicheskogo Instituta v Novocherkasske.</em> 9: 5-10. [In Russian].
page(s): 8, fig. 2 [details] Available for editors
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original description (of Unio mingrelicus var. stevenianiformis Zhadin, 1938) Zhadin V.I. (1938). Family Unionidae. <em>Fauna of the USSR. Mollusks.</em> 4(1): 1-170. (in Russian).
page(s): 96, fig. 28 [details] Available for editors
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original description (of Unio stevenianus Stepanov, 1870) Stepanov P.T. (1870). Description of mollusks of the genera Anodonta and Unio found in the vicinities of Kharkov. <em>Trudy Obshchestva ispytately prirody pri Imperatorskom Kharkovskom universitete.</em> 2: 1-7. [In Russian].
page(s): 7 [details]
original description (of Unio byzantinus Drouët, 1879) Drouët, H. (1879). Unionidae nouveaux ou peu connus. <em>Journal de Conchyliologie.</em> 27(2): 137-142 [3 April 1879]; 27(4): 327-333 [20 December 1879]., available online at https://biodiversitylibrary.org/page/15928188
page(s): 141 [details]
original description (of Unio sieversi Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 17 [details]
original description (of Unio raddei Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 17 [details]
original description (of Unio colchicus Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 18 [details]
original description (of Unio szegedensis Halaváts, 1891 †) Halaváts, G.v. (1891). A szegedi két artézi kút. <em>A Magyar Állami Földtani Intézet Évkönyve.</em> 9: 77-97.
page(s): 93-94, pl. 6, figs 3-5; note: German version [details]
original description (of Unio batavellus Locard, 1885) Locard, A. (1885). Description de deux Nayades nouvelles pour la faune française. <em>Bulletin de la Société des Amis des Sciences naturelles de Rouen, 3e série.</em> 21 (1): 11-18., available online at https://www.biodiversitylibrary.org/page/55529839
page(s): 11 [details]
original description (of Unio duregicus Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio subrobustus Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio sandriopsis Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio tiguricus Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio consentaneus dilatatus Kobelt, 1910) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 18, pl. 413, fig. 2447-8 [details]
original description (of Unio crassus var. okae Kobelt, 1911) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 58, pl. 480, fig. 2567 [details]
original description (of Unio consentaneus biandeti Kobelt, 1910) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 22, pl. 457, fig. 2470 [details]
original description (of Unio consentaneus bodamicus Kobelt, 1910) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 21, pl. 456, figs 2465-2466 [details]
original description (of Unio consentaneus elongatus Kobelt, 1910) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 20, pl. 455, fig. 2461 [details]
original description (of Unio consentaneus marisaensis Kobelt, 1911) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 57, pl. 479, figs 2559-2562 [details]
original description (of Unio luxurians Küster, 1854) Küster, H. C. (1839-1862). Die Flussperlmuscheln (<i>Unio et Hyria</i>). In Abbildungen nach der Natur mit Beschreibungen. In: <i>Systematisches Conchylien-Cabinet von Martini und Chemnitz</i>, Bd 9(2): 1-318, pls 1-100, 18*. Published in parts: pls 6, 10-11 (1839); pls 14-16 (1842); 1-40, pls 1-2, 5, 7, 13-25 (1848); 41-64, pls 8, 9, 12, 17, 23-24 (1852); 65-88, pls 18-22, 18* (1853); 89-120, pls 27-32 (1854); 121-136, pls 33-44 (1855); 137-160, pls 45-54 (1856); pls 61-66 (1857); pls 55-60, 67-71, 77 (1860); 161-256, pls 72-76, 78-83, 85-88 (1861); 257-318, pls 84, 89-100 (1862). <em>Systematisches Conchylien-Cabinet.</em> 9(2): 161-256, plates 72, 75-76, 78-83, 85-88., available online at https://biodiversitylibrary.org/page/11915196
page(s): 119, pl. 32, fig. 5 [details]
original description (of Unio brevirostris Küster, 1854) Küster, H. C. (1839-1862). Die Flussperlmuscheln (<i>Unio et Hyria</i>). In Abbildungen nach der Natur mit Beschreibungen. In: <i>Systematisches Conchylien-Cabinet von Martini und Chemnitz</i>, Bd 9(2): 1-318, pls 1-100, 18*. Published in parts: pls 6, 10-11 (1839); pls 14-16 (1842); 1-40, pls 1-2, 5, 7, 13-25 (1848); 41-64, pls 8, 9, 12, 17, 23-24 (1852); 65-88, pls 18-22, 18* (1853); 89-120, pls 27-32 (1854); 121-136, pls 33-44 (1855); 137-160, pls 45-54 (1856); pls 61-66 (1857); pls 55-60, 67-71, 77 (1860); 161-256, pls 72-76, 78-83, 85-88 (1861); 257-318, pls 84, 89-100 (1862). <em>Systematisches Conchylien-Cabinet.</em> 9(2): 161-256, plates 72, 75-76, 78-83, 85-88., available online at https://biodiversitylibrary.org/page/11915196
page(s): 120, pl. 33, figs 1-3 [details]
original description (of Unio croaticus Drouët, 1881) Drouët, H. (1881). Unionidae nouveaux ou peu connus. <em>Journal de Conchyliologie.</em> 29(1): 22-31 [25 April]; 29(3): 244-254 [8 November]., available online at https://biodiversitylibrary.org/page/15856074
page(s): 245 [details]
original description (of Unio ostiorum Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio turicus Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio crassus var. requienformis Hilbert, 1918) Hilbert, R. (1918). Beitrag zur Kenntnis der Molluskenfauna der weissrussischen Steppe. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 50: 65-71., available online at https://www.biodiversitylibrary.org/page/35618515
page(s): 69 [details]
original description (of Unio batavus var. ondovensis Hazay, 1884) Hazay, Gy. (1884). Az Északi-Kárpátok és vidékének Mollusca faunája, etc. <em>Mathematikai és Természettudományi Közlemények.</em> 19: 315–381. Budapest.
page(s): 377 [details]
original description (of Unio stepanoffi Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 15 [details]
original description (of Unio subtilis Drouët, 1879) Drouët, H. (1879). Unionidae nouveaux ou peu connus. <em>Journal de Conchyliologie.</em> 27(2): 137-142 [3 April 1879]; 27(4): 327-333 [20 December 1879]., available online at https://biodiversitylibrary.org/page/15928188
page(s): 142 [details]
original description (of Unio crassulus Drouët, 1888) Drouët, H. (1888). Unionidae nouveaux ou peu connus (5ème article). <em>Journal de Conchyliologie.</em> 36(1): 103-111., available online at https://www.biodiversitylibrary.org/page/15980059
page(s): 106 [details]
original description (of Unio cantianus Kennard & B. B. Woodward, 1924 †) Kennard, A. S.; Woodward, B. B. (1924). Nomenclatural notes relating to British non-marine Mollusca. III. With descriptions of <i>Theodoxus cantianus</i>, n. sp., and <i>Unio cantianus</i>, n. sp. <em>Proceedings of the Malacological Society of London.</em> 16(3): 125–137., available online at https://doi.org/10.1093/oxfordjournals.mollus.a063848
page(s): 136-137, textfigs 8, 9 [details] Available for editors
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original description (of Unio adonus Locard, 1889) Locard, A. (1889). Contributions à la faune malacologique française [XIII]. Catalogue des espèces françaises appartenant aux genres<i>Margaritana</i> et <i>Unio</i> connues jusqu'à ce jour. <em>Annales de la Société Linnéenne de Lyon, nouvelle série.</em> 35: 111-269., available online at https://www.biodiversitylibrary.org/page/54576293
page(s): 40, 105 [details]
original description (of Unio batavus var. rufescens Wattebled, 1889) Wattebled, G. (1889). Catalogue des mollusques terrestres et fluviatiles, observés aux environs d'Auxonne (Côte-d'Or). <em>Journal de Conchyliolgie.</em> 37: 306-362.
page(s): 355 [details]
original description (of Unio batavus var. ponderosa Wattebled, 1889) Wattebled, G. (1889). Catalogue des mollusques terrestres et fluviatiles, observés aux environs d'Auxonne (Côte-d'Or). <em>Journal de Conchyliolgie.</em> 37: 306-362.
page(s): 356 [details]
basis of record Lopes-Lima, M.; Geist, J.; Egg, S.; Beran, L.; Bikashvili, A.; Van Bocxlaer, B.; Bogan, A.; Bolotov, I.; Chelpanovskaya, O.; Douda, K.; Fernandes, V.; Gomes-dos-Santos, A.; Gonçalves, D.; Gürlek, M.; Johnson, N.; Karaouzas, I.; Kebapçı, Ü.; Kondakov, A.; Kuehn, R.; Lajtner, J.; Mumladze, L.; Nagel, K.-O.; Neubert, E.; Österling, M.; Pfeiffer, J.; Prié, V.; Riccardi, N.; Sell, J.; Schneider, L.; Shumka, S.; Sîrbu, I.; Skujienė, G.; Smith, C.; Sousa, R.; Stöckl, K.; Taskinen, J.; Teixeira, A.; Todorov, M.; Trichkova, T.; Urbańska, M.; Välilä, S.; Varandas, S.; Veríssimo, J.; Vikhrev, I.; Woschitz, G.; Zając, K.; Zając, T.; Zanatta, D.; Zieritz, A.; Zogaris, S.; Froufe, E. (2024). Integrative phylogenetic, phylogeographic and morphological characterisation of the Unio crassus species complex reveals cryptic diversity with important conservation implications. <em>Molecular Phylogenetics and Evolution.</em> 195: 108046: 1-27., available online at https://doi.org/10.1016/j.ympev.2024.108046 [details] Available for editors
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additional source Ortmann, A. E. (1914). Studies in najades [continued]. <em>The Nautilus.</em> 28(3): 28-34., available online at http://biodiversitylibrary.org/page/1750481
page(s): 33 [details]
additional source Klishko, O.; Lopes-Lima, M.; Froufe, E.; Bogan, A.; Vasiliev, L.; Yanovich, L. (2017). Taxonomic reassessment of the freshwater mussel genus Unio (Bivalvia: Unionidae) in Russia and Ukraine based on morphological and molecular data. <em>Zootaxa.</em> 4286(1): 93-112., available online at https://doi.org/10.11646/zootaxa.4286.1.4 [details]
additional source Martens, E. von. (1858). [Ueber <i>Unio crassus</i> bei Buckow]. <em>Sitzungs-Berichte der Gesellschaft naturforschender Freunde zu Berlin.</em> 1858: 159., available online at https://www.biodiversitylibrary.org/page/10274146 [details]
page(s): 17 [details]
original description (of Unio fusculus Rossmässler, 1835) Rossmässler, E. A. (1835-1837). Iconographie der Land- & Süßwasser- Mollusken, mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten. (1) 1 (1): VI + 1-132. pl. 1-5 [≥ Apr. 1835]; (1) 1 (2): 6 + 1-26. pl. 6-10 [≥ Aug. 1835]; (1) 1 (3): 4 + 1-33. pl. 11-15 [≥ Mar. 1836]; (1) 1 (4): 4 + 1-27. pl. 16-20 [≥ Sept. 1836]; (1) 1 (5/6): 4 + 1–70. pl. 21–30 [≥ Jul. 1837]. [Dresden und Leipzig (Arnoldische Buchhandlung)]., available online at https://www.biodiversitylibrary.org/page/24986222
page(s): 1(2): 21, pl. 9, fig. 129; note: attributed to Ziegler [details]
original description (of Unio musivus Spengler, 1793) Spengler L. (1793). Beskrivelse over et nyt Slægt af de toskallede Konchylier, forhen af mig kaldet Chæna, saa og over det Linnéiske Slægt <i>Mya</i>, hvilket nøiere bestemmes, og inddeles i tvende Slægter. <em>Skrivter af Naturhistorie-Selskabet.</em> 3(1): 16-69, pl. 2., available online at https://babel.hathitrust.org/cgi/pt?id=hvd.32044106425119;view=1up;seq=24
page(s): 57, no. 32 [details]
original description (of Unio ater Nilsson, 1823) Nilsson S. (1823). Historia molluscorum Sveciae terrestrium et fluviatilium breviter delineata. <em>Lundae: J.H. Schuboth.</em> 124 pp., available online at https://www.biodiversitylibrary.org/page/16362323
page(s): 107 [details]
original description (of Unio batavus Nilsson, 1823) Nilsson S. (1823). Historia molluscorum Sveciae terrestrium et fluviatilium breviter delineata. <em>Lundae: J.H. Schuboth.</em> 124 pp., available online at https://www.biodiversitylibrary.org/page/16362323
page(s): 112 [details]
original description (of Unio batavus var. incurvatus Colbeau, 1868) Colbeau J. (1868). Liste generale des mollusques vivants de la Belgique. <em>Annales de la Societe Royal Zoologique et Malacologique de Belgique.</em> 3: 85-111., available online at https://www.biodiversitylibrary.org/page/7238493
page(s): 106, pl. 4, figs. 2-3 [details]
original description (of Unio batavus var. belgicus Colbeau, 1868) Colbeau J. (1868). Liste generale des mollusques vivants de la Belgique. <em>Annales de la Societe Royal Zoologique et Malacologique de Belgique.</em> 3: 85-111., available online at https://www.biodiversitylibrary.org/page/7238493
page(s): 106, pl. 4, fig. 3 [details]
original description (of Unio subamnicus Locard, 1889) Locard, A. (1889). Contributions à la faune malacologique française [XIII]. Catalogue des espèces françaises appartenant aux genres<i>Margaritana</i> et <i>Unio</i> connues jusqu'à ce jour. <em>Annales de la Société Linnéenne de Lyon, nouvelle série.</em> 35: 111-269., available online at https://www.biodiversitylibrary.org/page/54576293
page(s): 137, 194 [31, 88] [details]
original description (of Unio ater var. irgizlaicus Lindholm, 1904) Lindholm, W. A. (1904). Zur Molluskenfauna der Governements Kursk und Orenburg. <em>Ezhegodnik Zoologicheskogo Muzeya Imperatorskoy Akademii Nauk.</em> 8 (for 1903): 338–344.
page(s): 343 [details]
original description (of Unio planus Studer, 1820) Studer, S. (1820). Kurzes Verzeichnis der bis jetzt in unserm Vaterlande entdeckten Conchylien. Naturwissenschaftlicher Anzeiger der Allgemeinen Schweizerischen Gesellschaft für die Gesammten Naturwissenschaften, 3 (11): 83-90; (12): 91-94. Bern [1 May; 1 June]. [reprinted as a separate work under the title: Systematisches Verzeichniss der bis jetzt bekannt gewordenen Schweizer-Conchylien. Bern (Stämpfli: 32 pp. > 5 April)]
page(s): 93 [details]
original description (of Mya batava Maton & Rackett, 1807) Maton, W. G. & Rackett, T. (1807). A descriptive catalogue of the British Testacea. <em>Transactions of the Linnean Society of London.</em> 8 (17): 17-250, 5 pls., available online at http://biodiversitylibrary.org/page/766478
page(s): 37-38 [details]
original description (of Unio rubens Menke, 1828) Menke, K. T. (1828). Synopsis methodica molluscorum generum omnium et specierum earum, quae in Museo Menkeano adservantur; cum synonymia critica et novarum specierum diagnosibus. XII + 91 pp. [late in 1828]. Pyrmonti., available online at http://biodiversitylibrary.org/page/13119590
page(s): 64, 90 [details]
original description (of Unio cytherea Küster, 1833) Küster, H. C. (1833). Icones Molluscorum et testaceorum - Abbildungen der Mollusken u. ihren Schalen. Abthl. 1. Mollusca marina - See-Mollusken; Abthl. 2. Mollusca terrestria et fluviatilis - Land- un Süsswasser-Mollusken. Nürnberg, Lechner. 6 + 6 pl.
page(s): 2: pl. 5, fig. 3 [details]
original description (of Unio sinuolata Küster, 1833) Küster, H. C. (1833). Icones Molluscorum et testaceorum - Abbildungen der Mollusken u. ihren Schalen. Abthl. 1. Mollusca marina - See-Mollusken; Abthl. 2. Mollusca terrestria et fluviatilis - Land- un Süsswasser-Mollusken. Nürnberg, Lechner. 6 + 6 pl.
page(s): 2, pl. 5, fig. 5 [details]
original description (of Unio decurvatus Rossmässler, 1835) Rossmässler, E. A. (1835-1837). Iconographie der Land- & Süßwasser- Mollusken, mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten. (1) 1 (1): VI + 1-132. pl. 1-5 [≥ Apr. 1835]; (1) 1 (2): 6 + 1-26. pl. 6-10 [≥ Aug. 1835]; (1) 1 (3): 4 + 1-33. pl. 11-15 [≥ Mar. 1836]; (1) 1 (4): 4 + 1-27. pl. 16-20 [≥ Sept. 1836]; (1) 1 (5/6): 4 + 1–70. pl. 21–30 [≥ Jul. 1837]. [Dresden und Leipzig (Arnoldische Buchhandlung)]., available online at https://www.biodiversitylibrary.org/page/24986222
page(s): 1 (2): 22, pl. 9, fig. 131 [details]
original description (of Unio nessorhynchus Küster, 1854) Küster, H. C. (1839-1862). Die Flussperlmuscheln (<i>Unio et Hyria</i>). In Abbildungen nach der Natur mit Beschreibungen. In: <i>Systematisches Conchylien-Cabinet von Martini und Chemnitz</i>, Bd 9(2): 1-318, pls 1-100, 18*. Published in parts: pls 6, 10-11 (1839); pls 14-16 (1842); 1-40, pls 1-2, 5, 7, 13-25 (1848); 41-64, pls 8, 9, 12, 17, 23-24 (1852); 65-88, pls 18-22, 18* (1853); 89-120, pls 27-32 (1854); 121-136, pls 33-44 (1855); 137-160, pls 45-54 (1856); pls 61-66 (1857); pls 55-60, 67-71, 77 (1860); 161-256, pls 72-76, 78-83, 85-88 (1861); 257-318, pls 84, 89-100 (1862). <em>Systematisches Conchylien-Cabinet.</em> 9(2): 161-256, plates 72, 75-76, 78-83, 85-88., available online at https://biodiversitylibrary.org/page/11915196
page(s): 116, pl. 31, fig. 6 [details]
original description (of Unio gangrenosus J. F. Schmidt, 1840) Schmidt J.F. (1840). Einige beobachtungen ueber die verschiedenen in Krain und den Angraenzenden provinzen vorkommenden arten der flussperlen-muschel (Unio Brug.). <em>Bulletin de la Société impériale des naturalistes de Moscou.</em> 12: 430-453., available online at https://www.biodiversitylibrary.org/page/34379076
page(s): 436 [details]
original description (of Unio batavus var. rivularis Moquin-Tandon, 1856) Moquin-Tandon, A. (1855-1856). Histoire naturelle des mollusques terrestres et fluviatiles de France, Tome premier (1): i-viii, 1-14 + Atlas: 1-16, pl. 1-9 (12 April 1855); (2): 145-256 + Atlas: 17-32, pl. 10-18 (4 May 1855); (3): 257-416 + Atlas: 33-48, pl. 19-27 (1 August 1855). Tome second (4): i-iii, 1-176 + Atlas: 49-64, pl. 28-36 (10 September 1855); (5): 177-368 + Atlas: 65-80, pl. 37-45 (2 January 1856); (6): 369-646 + Atlas: i-iii, 81-92, pl. 46-54 (9 April 1856). Paris (J.-B. Baillière)., available online at https://biodiversitylibrary.org/page/32068638
page(s): 2: 571 [details]
original description (of Unio tumidus f. elegans Westerlund, 1867) Westerlund, C. A. (1867). Beschreibungen und Kritik neuer Mollusken. <em>Malakozoologische Blätter.</em> 14: 199-206.
page(s): 202, 206 [details]
original description (of Unio crassus var. maximus Kobelt, 1872) Kobelt W. (1872). Die nordschleswigsche Perlenmuschel. <em>Malakozoologische Blätter.</em> 19: 142-147., available online at https://www.biodiversitylibrary.org/page/15648058
page(s): 142, pl. 5, fig. 2 [details]
original description (of Unio bosnensis Möllendorff, 1873) Möllendorff, O. F. von. (1873). Beiträge zur Fauna Bosniens. Inauguraldissertation, Görlitz, 73 p. [Hoffmann & Reiber]., available online at https://www.biodiversitylibrary.org/page/12924443
page(s): 62 [details]
original description (of Unio heldii Küster, 1854) Küster, H. C. (1839-1862). Die Flussperlmuscheln (<i>Unio et Hyria</i>). In Abbildungen nach der Natur mit Beschreibungen. In: <i>Systematisches Conchylien-Cabinet von Martini und Chemnitz</i>, Bd 9(2): 1-318, pls 1-100, 18*. Published in parts: pls 6, 10-11 (1839); pls 14-16 (1842); 1-40, pls 1-2, 5, 7, 13-25 (1848); 41-64, pls 8, 9, 12, 17, 23-24 (1852); 65-88, pls 18-22, 18* (1853); 89-120, pls 27-32 (1854); 121-136, pls 33-44 (1855); 137-160, pls 45-54 (1856); pls 61-66 (1857); pls 55-60, 67-71, 77 (1860); 161-256, pls 72-76, 78-83, 85-88 (1861); 257-318, pls 84, 89-100 (1862). <em>Systematisches Conchylien-Cabinet.</em> 9(2): 161-256, plates 72, 75-76, 78-83, 85-88., available online at https://biodiversitylibrary.org/page/11915196
page(s): 111, pl. 30, fig. 5-7 [details]
original description (of Unio pseudolitoralis Clessin, 1877) Clessin, S. (1876-1877). Deutsche Excursions-Mollusken-Fauna. [Auflage 1]. Nürnberg (Bauer & Raspe), 581 + Vorwort (2 pp.). [part 1: 1-144 (1876); part 2: 145-288 (1876); part 3: 289-432 (1877); part 4: 433-581 + Vorwort (2 pp.) (1877)]. , available online at https://www.biodiversitylibrary.org/page/13068305
page(s): 469, text fig. 305 [details]
original description (of Unio phaseolus Kobelt, 1878) Kobelt, W. & Boettger, O. (1878-1879). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (1) 6 (1/3): 1-48, pl. 151-165 [24. July 1878]; (1) 6 (4/6): 49-50, pl. 166 [Kobelt, W.], 52-153, pl. 167-178 [Boettger, O.]; [10. August 1879]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16288413
page(s): 43, pl. 163, fig. 1646 [details]
original description (of Unio neocomensis Drouët, 1881) Drouët, H. (1881). Unionidae nouveaux ou peu connus. <em>Journal de Conchyliologie.</em> 29(1): 22-31 [25 April]; 29(3): 244-254 [8 November]., available online at https://biodiversitylibrary.org/page/15856074
page(s): 247 [details]
original description (of Unio pseudolittoralis var. curonicus Riemenschneider, 1907) Riemenschneider, J. (1907). Unio pseudolittoralis Cless. var. curonicus n. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft,.</em> 39: 150-155., available online at https://www.biodiversitylibrary.org/page/15107125
page(s): 150 [details]
original description (of Unio kochi Kobelt, 1886) Kobelt, W. (1886). Erster Nachtrag zur Fauna der nassauischen Mollusken. Jahrbücher des Nassauischen Vereins für Naturkunde, 39: 70-102, 8 plates. Wiesbaden., available online at https://www.biodiversitylibrary.org/page/3022102
page(s): 97, pl. 6, fig. 1 [details]
original description (of Unio hamburgiensis Servain, 1888) Servain, G. (1888). Aperçu sur la faune des mollusques fluviatiles des environs de Hambourg. Bulletins de la Société Malacologique de France, 5: 287-340, pl. 8-9. Paris, available online at https://www.biodiversitylibrary.org/page/16109719
page(s): 315 [details]
original description (of Unio brandisi Kobelt, 1910) Kobelt, W. (1909-1910). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 15 (1/2): 1–24, pl. 391–400 [May 1909]; (2) 15 (3/4): 25–48, pl. 401–410 [Oct. 1909]; (2) 15 (5/6): 49–86, pl. 411–420 [March 1910]. Wiesbaden (Kreidel).
page(s): 82, pl. 419, figs. 2434-2435 [details]
original description (of Unio crassus heimburgi F. Haas, 1912) Haas, F. (1912). Die geographische Verbreitung der westdeutschen Najaden. <em>Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande.</em> 68: 505-528, Taf. IV-VII., available online at https://www.zobodat.at/pdf/Verh-nathist-Ver-preuss-Rheinlande_68_0505-0528.pdf
page(s): 527, pl. 6, fig. 20 [details]
original description (of Unio batavus palatinus F. Haas, 1912) Haas, F. (1912). Die geographische Verbreitung der westdeutschen Najaden. <em>Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande.</em> 68: 505-528, Taf. IV-VII., available online at https://www.zobodat.at/pdf/Verh-nathist-Ver-preuss-Rheinlande_68_0505-0528.pdf
page(s): 525, pl. 4, fig. 3 [details]
original description (of Unio batavus hexameri F. Haas, 1912) Haas, F. (1912). Die geographische Verbreitung der westdeutschen Najaden. <em>Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande.</em> 68: 505-528, Taf. IV-VII., available online at https://www.zobodat.at/pdf/Verh-nathist-Ver-preuss-Rheinlande_68_0505-0528.pdf
page(s): 526, pl. 4, fig. 2 [details]
original description (of Unio batavus probavaricus F. Haas, 1912) Haas, F. (1912). Die geographische Verbreitung der westdeutschen Najaden. <em>Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande.</em> 68: 505-528, Taf. IV-VII., available online at https://www.zobodat.at/pdf/Verh-nathist-Ver-preuss-Rheinlande_68_0505-0528.pdf
page(s): 526, pl. 4, fig. 9 [details]
original description (of Unio kungurensis Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 24, pl. 490, figs. 2622-2623 [details]
original description (of Unio kungurensis var. chlebnikovi Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 26, pl. 491, fig. 2624 [details]
original description (of Unio kungurensis var. sylwensis Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 26, pl. 491, fig. 2625 [details]
original description (of Unio kungurensis var. irenjensis Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 26, pl. 491, fig. 2626 [details]
original description (of Unio crassus thuringiacus Israel, 1913) Israel, W. (1913). Biologie der europäischen Süsswassermuscheln. Thüringer Lehrerverein für Naturkunde, K.G. Lutz Verlag, Stuttgart, : 1-93.
page(s): 28, pl. 6, figs. 4-6 [details]
original description (of Unio batavus kobeltianus F. Haas, 1913) Haas, F. (1913). Neue und wenig bekannte Lokalformen unserer Najaden. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 45(3): 105-112., available online at https://www.biodiversitylibrary.org/page/15108076
page(s): 105 [details]
original description (of Unio crassus polonicus Polinski, 1917) Poliński, W. (1917). <i>Unio crassus</i> Retz. subsp. <i>polonicus</i> n. subsp., subsp. <i>ornatus</i> n. subsp. <em>Sprawozdania z Posiedzeń Towarzystwa Naukowego Warszawskiego. Wydział III Nauk Matematycznych i Przyrodniczych.</em> 10: 902-909., available online at http://rcin.org.pl/ibd/Content/107663/s832.pdf
page(s): 903, fig. 3 [details]
original description (of Unio crassus ornatus Poliński, 1917) Poliński, W. (1917). <i>Unio crassus</i> Retz. subsp. <i>polonicus</i> n. subsp., subsp. <i>ornatus</i> n. subsp. <em>Sprawozdania z Posiedzeń Towarzystwa Naukowego Warszawskiego. Wydział III Nauk Matematycznych i Przyrodniczych.</em> 10: 902-909., available online at http://rcin.org.pl/ibd/Content/107663/s832.pdf
page(s): 904, figs. 1-2 [details]
original description (of Unio crassus var. ishmensis Zhadin, 1938) Zhadin V.I. (1938). Family Unionidae. <em>Fauna of the USSR. Mollusks.</em> 4(1): 1-170. (in Russian).
page(s): 90 [details] Available for editors

original description (of Unio cyprinorum Bourguignat, 1882) Locard, A. (1882). Prodrome de malacologie française. [I]. Catalogue général des mollusques vivants de France. Mollusques terrestres, des eaux douces et des eaux saumâtres. vi + 462 pp. Lyon: Henri Georg. , available online at https://www.biodiversitylibrary.org/page/11111180
page(s): 289, 358 [details]
original description (of Unio mengrelicus Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 16 [details]
original description (of Unio gregorii Kobelt, 1911) Kobelt, W. (1911-1912). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 18 (1/2): 1-24, pl. 481-490 [Dec. 1911]; (2) 18 (3/4): 25-40, pl. 491-500 [Feb. 1911]; (2) 18 (5/6): 41-66, pl. 501-510 [July 1911]. Wiesbaden (Kreidel).
page(s): 30, pl. 494, fig. 2632 [details]
original description (of Unio mingrelicus var. sobriewskii Rosen, 1925) Rosen O. (1925). Materials to the knowledge of Russian Mollusca. <em>Izvestiya Donskogo Politekhnicheskogo Instituta v Novocherkasske.</em> 9: 5-10. [In Russian].
page(s): 8, fig. 2 [details] Available for editors

original description (of Unio mingrelicus var. stevenianiformis Zhadin, 1938) Zhadin V.I. (1938). Family Unionidae. <em>Fauna of the USSR. Mollusks.</em> 4(1): 1-170. (in Russian).
page(s): 96, fig. 28 [details] Available for editors

original description (of Unio stevenianus Stepanov, 1870) Stepanov P.T. (1870). Description of mollusks of the genera Anodonta and Unio found in the vicinities of Kharkov. <em>Trudy Obshchestva ispytately prirody pri Imperatorskom Kharkovskom universitete.</em> 2: 1-7. [In Russian].
page(s): 7 [details]
original description (of Unio byzantinus Drouët, 1879) Drouët, H. (1879). Unionidae nouveaux ou peu connus. <em>Journal de Conchyliologie.</em> 27(2): 137-142 [3 April 1879]; 27(4): 327-333 [20 December 1879]., available online at https://biodiversitylibrary.org/page/15928188
page(s): 141 [details]
original description (of Unio sieversi Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 17 [details]
original description (of Unio raddei Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 17 [details]
original description (of Unio colchicus Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 18 [details]
original description (of Unio szegedensis Halaváts, 1891 †) Halaváts, G.v. (1891). A szegedi két artézi kút. <em>A Magyar Állami Földtani Intézet Évkönyve.</em> 9: 77-97.
page(s): 93-94, pl. 6, figs 3-5; note: German version [details]
original description (of Unio batavellus Locard, 1885) Locard, A. (1885). Description de deux Nayades nouvelles pour la faune française. <em>Bulletin de la Société des Amis des Sciences naturelles de Rouen, 3e série.</em> 21 (1): 11-18., available online at https://www.biodiversitylibrary.org/page/55529839
page(s): 11 [details]
original description (of Unio duregicus Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio subrobustus Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio sandriopsis Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio tiguricus Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio consentaneus dilatatus Kobelt, 1910) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 18, pl. 413, fig. 2447-8 [details]
original description (of Unio crassus var. okae Kobelt, 1911) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 58, pl. 480, fig. 2567 [details]
original description (of Unio consentaneus biandeti Kobelt, 1910) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 22, pl. 457, fig. 2470 [details]
original description (of Unio consentaneus bodamicus Kobelt, 1910) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 21, pl. 456, figs 2465-2466 [details]
original description (of Unio consentaneus elongatus Kobelt, 1910) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 20, pl. 455, fig. 2461 [details]
original description (of Unio consentaneus marisaensis Kobelt, 1911) Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460 [Aug. 1910]; (2) 17 (3/4): 25-40, pl. 461-470 [March 1911]; (2) 17 (5/6): 41-60, pl. 471-480 [Aug. 1911]. Wiesbaden (Kreidel)., available online at https://www.biodiversitylibrary.org/page/16254264
page(s): 57, pl. 479, figs 2559-2562 [details]
original description (of Unio luxurians Küster, 1854) Küster, H. C. (1839-1862). Die Flussperlmuscheln (<i>Unio et Hyria</i>). In Abbildungen nach der Natur mit Beschreibungen. In: <i>Systematisches Conchylien-Cabinet von Martini und Chemnitz</i>, Bd 9(2): 1-318, pls 1-100, 18*. Published in parts: pls 6, 10-11 (1839); pls 14-16 (1842); 1-40, pls 1-2, 5, 7, 13-25 (1848); 41-64, pls 8, 9, 12, 17, 23-24 (1852); 65-88, pls 18-22, 18* (1853); 89-120, pls 27-32 (1854); 121-136, pls 33-44 (1855); 137-160, pls 45-54 (1856); pls 61-66 (1857); pls 55-60, 67-71, 77 (1860); 161-256, pls 72-76, 78-83, 85-88 (1861); 257-318, pls 84, 89-100 (1862). <em>Systematisches Conchylien-Cabinet.</em> 9(2): 161-256, plates 72, 75-76, 78-83, 85-88., available online at https://biodiversitylibrary.org/page/11915196
page(s): 119, pl. 32, fig. 5 [details]
original description (of Unio brevirostris Küster, 1854) Küster, H. C. (1839-1862). Die Flussperlmuscheln (<i>Unio et Hyria</i>). In Abbildungen nach der Natur mit Beschreibungen. In: <i>Systematisches Conchylien-Cabinet von Martini und Chemnitz</i>, Bd 9(2): 1-318, pls 1-100, 18*. Published in parts: pls 6, 10-11 (1839); pls 14-16 (1842); 1-40, pls 1-2, 5, 7, 13-25 (1848); 41-64, pls 8, 9, 12, 17, 23-24 (1852); 65-88, pls 18-22, 18* (1853); 89-120, pls 27-32 (1854); 121-136, pls 33-44 (1855); 137-160, pls 45-54 (1856); pls 61-66 (1857); pls 55-60, 67-71, 77 (1860); 161-256, pls 72-76, 78-83, 85-88 (1861); 257-318, pls 84, 89-100 (1862). <em>Systematisches Conchylien-Cabinet.</em> 9(2): 161-256, plates 72, 75-76, 78-83, 85-88., available online at https://biodiversitylibrary.org/page/11915196
page(s): 120, pl. 33, figs 1-3 [details]
original description (of Unio croaticus Drouët, 1881) Drouët, H. (1881). Unionidae nouveaux ou peu connus. <em>Journal de Conchyliologie.</em> 29(1): 22-31 [25 April]; 29(3): 244-254 [8 November]., available online at https://biodiversitylibrary.org/page/15856074
page(s): 245 [details]
original description (of Unio ostiorum Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio turicus Servain, 1886) Servain, G. (1886). Unios et Anodontes du Lac de Zurich. Bulletins de la Société Malacologique de France, 2 (2): 323-352. Paris [“1885”], available online at https://www.biodiversitylibrary.org/page/15341233 [details]
original description (of Unio crassus var. requienformis Hilbert, 1918) Hilbert, R. (1918). Beitrag zur Kenntnis der Molluskenfauna der weissrussischen Steppe. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 50: 65-71., available online at https://www.biodiversitylibrary.org/page/35618515
page(s): 69 [details]
original description (of Unio batavus var. ondovensis Hazay, 1884) Hazay, Gy. (1884). Az Északi-Kárpátok és vidékének Mollusca faunája, etc. <em>Mathematikai és Természettudományi Közlemények.</em> 19: 315–381. Budapest.
page(s): 377 [details]
original description (of Unio stepanoffi Drouët, 1881) Drouët, H. (1881). Unionidæ de la Russie d'Europe. <em>Paris: Bailliere, 35 p.</em>
page(s): 15 [details]
original description (of Unio subtilis Drouët, 1879) Drouët, H. (1879). Unionidae nouveaux ou peu connus. <em>Journal de Conchyliologie.</em> 27(2): 137-142 [3 April 1879]; 27(4): 327-333 [20 December 1879]., available online at https://biodiversitylibrary.org/page/15928188
page(s): 142 [details]
original description (of Unio crassulus Drouët, 1888) Drouët, H. (1888). Unionidae nouveaux ou peu connus (5ème article). <em>Journal de Conchyliologie.</em> 36(1): 103-111., available online at https://www.biodiversitylibrary.org/page/15980059
page(s): 106 [details]
original description (of Unio cantianus Kennard & B. B. Woodward, 1924 †) Kennard, A. S.; Woodward, B. B. (1924). Nomenclatural notes relating to British non-marine Mollusca. III. With descriptions of <i>Theodoxus cantianus</i>, n. sp., and <i>Unio cantianus</i>, n. sp. <em>Proceedings of the Malacological Society of London.</em> 16(3): 125–137., available online at https://doi.org/10.1093/oxfordjournals.mollus.a063848
page(s): 136-137, textfigs 8, 9 [details] Available for editors

original description (of Unio adonus Locard, 1889) Locard, A. (1889). Contributions à la faune malacologique française [XIII]. Catalogue des espèces françaises appartenant aux genres<i>Margaritana</i> et <i>Unio</i> connues jusqu'à ce jour. <em>Annales de la Société Linnéenne de Lyon, nouvelle série.</em> 35: 111-269., available online at https://www.biodiversitylibrary.org/page/54576293
page(s): 40, 105 [details]
original description (of Unio batavus var. rufescens Wattebled, 1889) Wattebled, G. (1889). Catalogue des mollusques terrestres et fluviatiles, observés aux environs d'Auxonne (Côte-d'Or). <em>Journal de Conchyliolgie.</em> 37: 306-362.
page(s): 355 [details]
original description (of Unio batavus var. ponderosa Wattebled, 1889) Wattebled, G. (1889). Catalogue des mollusques terrestres et fluviatiles, observés aux environs d'Auxonne (Côte-d'Or). <em>Journal de Conchyliolgie.</em> 37: 306-362.
page(s): 356 [details]
basis of record Lopes-Lima, M.; Geist, J.; Egg, S.; Beran, L.; Bikashvili, A.; Van Bocxlaer, B.; Bogan, A.; Bolotov, I.; Chelpanovskaya, O.; Douda, K.; Fernandes, V.; Gomes-dos-Santos, A.; Gonçalves, D.; Gürlek, M.; Johnson, N.; Karaouzas, I.; Kebapçı, Ü.; Kondakov, A.; Kuehn, R.; Lajtner, J.; Mumladze, L.; Nagel, K.-O.; Neubert, E.; Österling, M.; Pfeiffer, J.; Prié, V.; Riccardi, N.; Sell, J.; Schneider, L.; Shumka, S.; Sîrbu, I.; Skujienė, G.; Smith, C.; Sousa, R.; Stöckl, K.; Taskinen, J.; Teixeira, A.; Todorov, M.; Trichkova, T.; Urbańska, M.; Välilä, S.; Varandas, S.; Veríssimo, J.; Vikhrev, I.; Woschitz, G.; Zając, K.; Zając, T.; Zanatta, D.; Zieritz, A.; Zogaris, S.; Froufe, E. (2024). Integrative phylogenetic, phylogeographic and morphological characterisation of the Unio crassus species complex reveals cryptic diversity with important conservation implications. <em>Molecular Phylogenetics and Evolution.</em> 195: 108046: 1-27., available online at https://doi.org/10.1016/j.ympev.2024.108046 [details] Available for editors

additional source Ortmann, A. E. (1914). Studies in najades [continued]. <em>The Nautilus.</em> 28(3): 28-34., available online at http://biodiversitylibrary.org/page/1750481
page(s): 33 [details]
additional source Klishko, O.; Lopes-Lima, M.; Froufe, E.; Bogan, A.; Vasiliev, L.; Yanovich, L. (2017). Taxonomic reassessment of the freshwater mussel genus Unio (Bivalvia: Unionidae) in Russia and Ukraine based on morphological and molecular data. <em>Zootaxa.</em> 4286(1): 93-112., available online at https://doi.org/10.11646/zootaxa.4286.1.4 [details]
additional source Martens, E. von. (1858). [Ueber <i>Unio crassus</i> bei Buckow]. <em>Sitzungs-Berichte der Gesellschaft naturforschender Freunde zu Berlin.</em> 1858: 159., available online at https://www.biodiversitylibrary.org/page/10274146 [details]




To Barcode of Life (660 barcodes)
To European Nucleotide Archive, ENA (Unio crassus)
To GB Mollusca Types (Unio cantianus Kennard & B. B. Woodward, 1924; Paratype(s); TWCMS.C110) (from synonym Unio cantianus Kennard & B. B. Woodward, 1924 †)
To GenBank (962 nucleotides; 917 proteins) (from synonym Unio musivus Spengler, 1793)
To IUCN Red List (Endangered)
To Malacopics (Unio crassus)
To MNHN Type collection (IM 2000-22127) (from synonym Unio batavellus Locard, 1885)
To MNHN Type collection (IM 2000-22559) (from synonym Unio subamnicus Locard, 1889)
To NHMUK collection (Unio cantianus Kennard & Woodward, 1924; Syntype; NHMUK:ecatalogue:608910) (from synonym Unio cantianus Kennard & B. B. Woodward, 1924 †)
To European Nucleotide Archive, ENA (Unio crassus)
To GB Mollusca Types (Unio cantianus Kennard & B. B. Woodward, 1924; Paratype(s); TWCMS.C110) (from synonym Unio cantianus Kennard & B. B. Woodward, 1924 †)
To GenBank (962 nucleotides; 917 proteins) (from synonym Unio musivus Spengler, 1793)
To IUCN Red List (Endangered)
To Malacopics (Unio crassus)
To MNHN Type collection (IM 2000-22127) (from synonym Unio batavellus Locard, 1885)
To MNHN Type collection (IM 2000-22559) (from synonym Unio subamnicus Locard, 1889)
To NHMUK collection (Unio cantianus Kennard & Woodward, 1924; Syntype; NHMUK:ecatalogue:608910) (from synonym Unio cantianus Kennard & B. B. Woodward, 1924 †)