MolluscaBase taxon details

Acanthochitona J. E. Gray, 1821

Acanthochitona fascicularis (Linnaeus, 1767)Specimen from Barbate, Spain (actual size 18 mm).
Acanthochitona fascicularis (Linnaeus, 1767)
Specimen from Barbate, Spain (actual size 18 mm).

137613 (urn:lsid:marinespecies.org:taxname:137613)

  1. Biota
  2. Animalia (Kingdom)
  3. Mollusca (Phylum)
  4. Polyplacophora (Class)
  5. Neoloricata (Subclass)
  6. Chitonida (Order)
  7. Acanthochitonina (Suborder)
  8. Cryptoplacoidea (Superfamily)
  9. Acanthochitonidae (Family)
  10. Acanthochitona (Genus)
accepted
Genus
Acanthochaetes Risso, 1826 · unaccepted (synonym and incorrect subsequent...)  
synonym and incorrect subsequent spelling of Acanthochites Risso, 1826
Acanthochites Risso, 1826 · unaccepted > junior subjective synonym
Acanthochiton Herrmannsen, 1846 · unaccepted (invalid: unjustified emendation...)  
invalid: unjustified emendation of Acanthochites Risso, 1826
Acanthochiton (Acanthochites) Risso, 1826 · unaccepted > junior subjective synonym
Acanthochiton (Acanthochiton) Herrmannsen, 1846 · unaccepted > unjustified emendation
Acantochiton [sic] · unaccepted > misspelling - incorrect subsequent spelling
Anisochiton P. Fischer, 1885 · unaccepted > junior subjective synonym
Chiton (Acanthochaetes) [sic] · unaccepted (misspelling)
Chiton (Acanthochites) Risso, 1826 · unaccepted > junior subjective synonym
Chiton (Hamachiton) Middendorff, 1847 · unaccepted > junior subjective synonym
Chiton (Platysemus) Middendorff, 1847 · unaccepted > junior subjective synonym
Choneplax P. P. Carpenter, 1882 · unaccepted > junior subjective synonym
Craspedochiton (Pseudoacanthochitona) [sic] · unaccepted > junior subjective synonym (misspelling)
Cryptoconchus (Pseudoacanthochiton) Šulc, 1934 † · unaccepted > junior subjective synonym
Pseudoacanthochiton Šulc, 1934 · unaccepted > junior subjective synonym
Pseudoacanthochitona [sic] † · unaccepted > misspelling - incorrect subsequent spelling

Ordering

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Children Display

  1. Species Acanthochitona achates (A. A. Gould, 1859)
  2. Species Acanthochitona andegavensis Dell'Angelo, Landau, Van Dingenen & Ceulemans, 2018 †
  3. Species Acanthochitona andersoni Watters, 1981
  4. Species Acanthochitona angelica Dall, 1919
  5. Species Acanthochitona approximans (Hedley & Hull, 1912)
  6. Species Acanthochitona armata (Pease, 1872)
  7. Species Acanthochitona astrigera (Reeve, 1847)
  8. Species Acanthochitona avicula (P. P. Carpenter, 1864)
  9. Species Acanthochitona balcombiensis (Ashby, 1939) †
  10. Species Acanthochitona balesae Abbott, 1954
  11. Species Acanthochitona barbarae Dell'Angelo, Sosso & Taviani, 2024
  12. Species Acanthochitona bednalli (Pilsbry, 1894)
  13. Species Acanthochitona biformis (Nierstrasz, 1905)
  14. Species Acanthochitona bisulcata (Pilsbry, 1893)
  15. Species Acanthochitona bonairensis Kaas, 1972
  16. Species Acanthochitona bouvieri (Rochebrune, 1881)
  17. Species Acanthochitona brookesi Ashby, 1926
  18. Species Acanthochitona brunoi Righi, 1971
  19. Species Acanthochitona burghardtae R. N. Clark, 2000
  20. Species Acanthochitona byungdoni Hong, Dell'Angelo & Van Belle, 1990
  21. Species Acanthochitona casus (Ashby & Cotton, 1939) †
  22. Species Acanthochitona chapmani (Ashby, 1925) †
  23. Species Acanthochitona chauvereauensis Dell'Angelo, Landau, Van Dingenen & Ceulemans, 2018 †
  24. Species Acanthochitona circellata (Reeve, 1847)
  25. Species Acanthochitona ciroi Righi, 1971
  26. Species Acanthochitona complanata (Hull, 1924)
  27. Species Acanthochitona condaoi Sirenko & H. Saito, 2017
  28. Species Acanthochitona coxi (Pilsbry, 1894)
  29. Species Acanthochitona crinita (Pennant, 1777)
  30. Species Acanthochitona defilippii (Tapparone Canefri, 1874)
  31. Species Acanthochitona discrepans (T. Brown, 1827)
  32. Species Acanthochitona druna (Ashby & Cotton, 1939) †
  33. Species Acanthochitona exquisita (Pilsbry, 1893)
  34. Species Acanthochitona faluniensis (Rochebrune, 1883) †
  35. Species Acanthochitona fascicularis (Linnaeus, 1767)
  36. Species Acanthochitona feroxa I. H. Kim & U. W. Hwang, 2026
  37. Species Acanthochitona ferreirai W. G. Lyons, 1988
  38. Species Acanthochitona flebilis (Laws, 1950) †
  39. Species Acanthochitona forsythensis (Ashby & Cotton, 1939) †
  40. Species Acanthochitona garnoti (Blainville, 1825)
  41. Species Acanthochitona gatliffi (Ashby, 1919)
  42. Species Acanthochitona globosa Dell'Angelo, Landau, Van Dingenen & Ceulemans, 2018 †
  43. Species Acanthochitona granostriata (Pilsbry, 1894)
  44. Species Acanthochitona hemphilli (Pilsbry, 1893)
  45. Species Acanthochitona hirudiniformis (G. B. Sowerby I, 1832)
  46. Species Acanthochitona imperatrix Watters, 1981
  47. Species Acanthochitona interglacialis Dell'Angelo, Landau, Sosso & Taviani, 2020 †
  48. Species Acanthochitona intermedia (Nierstrasz, 1905)
  49. Species Acanthochitona joallesi (Rochebrune, 1881)
  50. Species Acanthochitona jucunda (Rochebrune, 1882)
  51. Species Acanthochitona jugotenuis Kaas, 1979
  52. Species Acanthochitona lanae Sirenko & H. Saito, 2017
  53. Species Acanthochitona lata (Guilding, 1830)
  54. Species Acanthochitona leopoldi (Leloup, 1933)
  55. Species Acanthochitona limbata Kaas, 1986
  56. Species Acanthochitona lineata W. G. Lyons, 1988
  57. Species Acanthochitona macrocystialis (Ashby, 1924)
  58. Species Acanthochitona mahensis Winckworth, 1927
  59. Species Acanthochitona mastalleri Strack, 1989
  60. Species Acanthochitona mathiasi Dell'Angelo, Sosso & Taviani, 2025 †
  61. Species Acanthochitona minuta Leloup, 1980
  62. Species Acanthochitona nana Sirenko & Tai-Tu, 2022
  63. Species Acanthochitona nigra Sirenko & H. Saito, 2017
  64. Species Acanthochitona noumeaensis Leloup, 1941
  65. Species Acanthochitona oblonga Leloup, 1981
  66. Species Acanthochitona oxum Jardim, S. M. Almeida & Simone, 2022
  67. Species Acanthochitona pambanensis L. Thomas, B. Anseeuw, J. Das & Kutty, 2026
  68. Species Acanthochitona pelicanensis (Mackay, 1929)
  69. Species Acanthochitona penetrans Winckworth, 1933
  70. Species Acanthochitona penicillata (Deshayes, 1863)
  71. Species Acanthochitona pilosa Schmidt-Petersen, Schwabe & Haszprunar, 2015
  72. Species Acanthochitona pilsbryi (Sykes, 1896)
  73. Species Acanthochitona pilsbryoides (Ashby & Cotton, 1939) †
  74. Species Acanthochitona plana Šulc, 1934 †
  75. Species Acanthochitona pygmaea (Pilsbry, 1893)
  76. Species Acanthochitona quincunx Leloup, 1981
  77. Species Acanthochitona rhodea (Pilsbry, 1893)
  78. Species Acanthochitona roseojugum W. G. Lyons, 1988
  79. Species Acanthochitona rubrolineata (Lischke, 1873)
  80. Species Acanthochitona sabratus (Ashby & Cotton, 1939) †
  81. Species Acanthochitona sandeciana Baluk, 1965 †
  82. Species Acanthochitona saundersi Gowlett-Holmes & Zeidler, 1987
  83. Species Acanthochitona scutigera (Reeve, 1847)
  84. Species Acanthochitona shaskyi A. J. Ferreira, 1987
  85. Species Acanthochitona shirleyi (Ashby, 1922)
  86. Species Acanthochitona sibogae (Thiele, 1910)
  87. Species Acanthochitona singletoni (Cotton & Godfrey, 1940) †
  88. Species Acanthochitona spiculosa (Reeve, 1847)
  89. Species Acanthochitona spratlyenses Sirenko & T.-T. Nguyen, 2021
  90. Species Acanthochitona subrubicunda (Leloup, 1941)
  91. Species Acanthochitona terezae Guerra Júnior, 1983
  92. Species Acanthochitona thackwayi (Ashby, 1924)
  93. Species Acanthochitona thileniusi (Thiele, 1909)
  94. Species Acanthochitona trianguloides (Ashby & Cotton, 1939) †
  95. Species Acanthochitona variegata (Nierstrasz, 1906)
  96. Species Acanthochitona venezuelana W. G. Lyons, 1988
  97. Species Acanthochitona viridis (Pease, 1872)
  98. Species Acanthochitona woodwardi Kaas & Van Belle, 1988
  99. Species Acanthochitona worsfoldi W. G. Lyons, 1988
  100. Species Acanthochitona zelandica (Quoy & Gaimard, 1835)
  101. Subgenus Acanthochitona (Acanthochitona) J. E. Gray, 1821 accepted as Acanthochitona J. E. Gray, 1821
    1. Species Acanthochitona (Acanthochitona) flebilis Laws, 1950 † accepted as Acanthochitona flebilis (Laws, 1950) †
  102. Subgenus Acanthochitona (Lirachiton) Ashby & Cotton, 1939 † accepted as Bassethullia Pilsbry, 1928 (unaccepted > junior subjective synonym)
    1. Species Acanthochitona (Lirachiton) inexpectus (Ashby & Cotton, 1939) † accepted as Lirachiton inexpectus (Ashby & Cotton, 1939) † accepted as Bassethullia inexpecta (Ashby & Cotton, 1939) †
  103. Subgenus Acanthochitona (Notoplax) H. Adams, 1862 accepted as Notoplax H. Adams, 1862 (unaccepted > superseded rank)
    1. Species Acanthochitona (Notoplax) ashbyi (Laws, 1932) † accepted as Notoplax ashbyi (Laws, 1932) † (superseded combination)
    2. Species Acanthochitona (Notoplax) mariae (W. H. Webster, 1908) accepted as Notoplax mariae (W. H. Webster, 1908) (unaccepted > superseded combination)
    3. Species Acanthochitona (Notoplax) rubiginosa (F. W. Hutton, 1872) accepted as Notoplax rubiginosa (F. W. Hutton, 1872) (superseded combination)
  104. Species Acanthochitona aberrans (Odhner, 1919) accepted as Craspedochiton aberrans (Odhner, 1919)
  105. Species Acanthochitona alisonae Kaas, 1976 accepted as Notoplax alisonae (Kaas, 1976) (original combination)
  106. Species Acanthochitona arragonites (P. P. Carpenter, 1857) accepted as Americhiton arragonites (P. P. Carpenter, 1857)
  107. Species Acanthochitona britayevi Sirenko, 2012 accepted as Meturoplax britayevi (Sirenko, 2012) (unaccepted > superseded combination)
  108. Species Acanthochitona burhardtae [sic] accepted as Acanthochitona burghardtae R. N. Clark, 2000 (unaccepted > misspelling - incorrect original spelling, see note)
  109. Species Acanthochitona communis (Risso, 1826) accepted as Acanthochitona fascicularis (Linnaeus, 1767) (unaccepted > junior subjective synonym)
  110. Species Acanthochitona crinitus (Pennant, 1777) accepted as Acanthochitona crinita (Pennant, 1777) (Spelling variation)
  111. Species Acanthochitona curvisetosa (Leloup, 1960) accepted as Leptoplax curvisetosa (Leloup, 1960) (incorrect placement)
  112. Species Acanthochitona dissimilis Is. Taki & Iw. Taki, 1931 accepted as Meturoplax dissimilis (Is. Taki & Iw. Taki, 1931) (unaccepted > superseded combination)
  113. Species Acanthochitona elongata Kaas, 1972 accepted as Acanthochitona balesae Abbott, 1954 (unaccepted > junior objective synonym)
  114. Species Acanthochitona galapagana Watters, 1981 (unaccepted > nomen nudum)
  115. Species Acanthochitona gracilis (Jeffreys, 1859) accepted as Acanthochitona crinita (Pennant, 1777) (synonym)
  116. Species Acanthochitona hassleri Watters, 1990 accepted as Acanthochitona hirudiniformis (G. B. Sowerby I, 1832)
  117. Species Acanthochitona indica (Odhner, 1919) accepted as Cryptoplax indica (Odhner, 1919) (unaccepted > superseded combination)
  118. Species Acanthochitona interfissa Kaas, 1972 accepted as Choneplax lata (Guilding, 1830) accepted as Acanthochitona lata (Guilding, 1830)
  119. Species Acanthochitona jacquelinae A. G. Smith & A. J. Ferreira, 1977 accepted as Acanthochitona angelica Dall, 1919 (junior subjective synonym)
  120. Species Acanthochitona kimberi (Torr, 1912) accepted as Meturoplax kimberi (Torr, 1912) (unaccepted > superseded combination)
  121. Species Acanthochitona lacrimulifera Baluk, 1971 † accepted as Acanthochitona crinita (Pennant, 1777) (unaccepted > junior subjective synonym)
  122. Species Acanthochitona ostreaphila Sirenko & H. Saito, 2017 accepted as Meturoplax ostreaphila (Sirenko & H. Saito, 2017) (unaccepted > superseded combination)
  123. Species Acanthochitona retrojecta (Pilsbry, 1894) accepted as Meturoplax retrojecta (Pilsbry, 1894) (unaccepted > superseded combination)
  124. Species Acanthochitona saitoi Sirenko, 2012 accepted as Meturoplax saitoi (Sirenko, 2012) (unaccepted > superseded combination)
  125. Species Acanthochitona savinkini Sirenko, 2012 accepted as Meturoplax savinkini (Sirenko, 2012) (unaccepted > superseded combination)
  126. Species Acanthochitona sueurii (Blainville, 1825) accepted as Meturoplax sueurii (Blainville, 1825) (unaccepted > superseded combination)
  127. Species Acanthochitona tabogensis A. G. Smith, 1961 accepted as Acanthochitona hirudiniformis (G. B. Sowerby I, 1832) (junior subjective synonym)
  128. Species Acanthochitona turtoni (Ashby, 1928) accepted as Acanthochitona variegata (Nierstrasz, 1906) (unaccepted > junior subjective synonym)
  129. Species Acanthochitona zebra W. G. Lyons, 1988 accepted as Americhiton zebra (W. B. Lyons, 1988) (unaccepted > superseded combination)
marine, brackish, fresh, terrestrial
recent + fossil
feminine
Gray, J. E. (1821). A natural arrangement of Mollusca, according to their internal structure. <em>London Medical Repository.</em> 15 (87): 229–239., available online at https://archive.org/details/s0id11783780/page/229/mode/1up
page(s): 234 [details] 
MolluscaBase eds. (2026). MolluscaBase. Acanthochitona J. E. Gray, 1821. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=137613 on 2026-10-07
Date
action
by
2004-12-21 15:54:05Z
created
Gofas, Serge
2016-02-20 20:49:14Z
changed
Marshall, Bruce
2019-06-25 14:44:36Z
changed
Bouchet, Philippe
2023-10-29 10:29:17Z
changed
Herbert, David
2026-07-13 13:07:09Z
changed
Bouchet, Philippe

Creative Commons License The webpage text is licensed under a Creative Commons Attribution 4.0 License


original description Gray, J. E. (1821). A natural arrangement of Mollusca, according to their internal structure. <em>London Medical Repository.</em> 15 (87): 229–239., available online at https://archive.org/details/s0id11783780/page/229/mode/1up
page(s): 234 [details] 

original description (of Choneplax P. P. Carpenter, 1882) Dall, W. H. (1882). On the genera of chitons. <em>Proceedings of the United States National Museum.</em> 4: 279-291., available online at https://biodiversitylibrary.org/page/15663439
page(s): 285, 288 [details] 

original description (of Anisochiton P. Fischer, 1885) Fischer, P. (1880-1887). <i>Manuel de conchyliologie et de paléontologie conchyliologique, ou histoire naturelle des mollusques vivants et fossiles suivi d'un Appendice sur les Brachiopodes par D. P. Oehlert. Avec 23 planches contenant 600 figures dessinées par S. P. Woodward.</i>. Paris: F. Savy. Published in 11 parts (fascicules), xxiv + 1369 pp., 23 pls. [1: 1-112, 21 September 1880; 2: 113-192, 16 March 1881; 3: 193-304, 28 July 1881; 4: 305-416, 5 May 1882; 5: 417-512, 21 February 1883; 6: 513-608, 20 December 1883; 7: 609-688, 30 June 1884; 8: 689-784, 29 January 1885; 9: 785-896, 31 August 1885; 10: 897-1008, 30 April 1886; 11: 1009-1369, 15 June 1887]. , available online at http://www.biodiversitylibrary.org/item/47340
page(s): 881-882 [details] 

original description (of Acanthochiton Herrmannsen, 1846) Herrmannsen, A. N. (1846-1852). Indicis Generum Malacozoorum primordia. Fischer, Cassel. Vol. 1: i-xxviii, 1-637 pp. [i-xxviii + 1-104: 1 Sep 1846; 105-232: 1 Dec 1846; 233-360: 1 Mar 1847; 361-488: 18 Apr 1847; 489-616: 25 May 1847; 617-637: 17 Jul 1847]; 2: 1-717, xxix-xlii pp. [1-104: 17 Jul 1847; 105-232: 8 Sep 1847; 233-352: 7 Dec 1847; 353-492: 18 Feb 1848; 493-612: Feb 1849; 613-717 + xxix-xliii: Mar 1849]; Supplementa et corrigenda: i-v, 1-140 pp. [Dec 1852]., available online at https://www.biodiversitylibrary.org/page/10695423 [details] 

original description (of Chiton (Hamachiton) Middendorff, 1847) Middendorff T.A. (1847). Beiträge zu einer Malakozoologia Rossica. <em>Mémoires de l'Académie Impériale des Sciences de Saint Pétersbourg. Sciences Mathématiques, Physiques et Naturelles. 2e Partie, Sciences Naturelles.</em> 6(1): 67-200 [offprint 1-151], pls 1-14., available online at https://biodiversitylibrary.org/page/54915280
page(s): 97 (offprint: 33) [details] 

original description (of Chiton (Platysemus) Middendorff, 1847) Middendorff T.A. (1847). Beiträge zu einer Malakozoologia Rossica. <em>Mémoires de l'Académie Impériale des Sciences de Saint Pétersbourg. Sciences Mathématiques, Physiques et Naturelles. 2e Partie, Sciences Naturelles.</em> 6(1): 67-200 [offprint 1-151], pls 1-14., available online at https://biodiversitylibrary.org/page/54915280
page(s): 98 (offprint: 34) [details] 

original description (of Acanthochites Risso, 1826) Risso, A. (1826 - 1827). Histoire naturelle des principales productions de l'Europe Méridionale et particulièrement de celles des environs de Nice et des Alpes Maritimes. [Natural history of the main productions of Southern Europe and particularly those of the area around Nice and the Maritime Alps. <em>In: Levrault, F.G. (ed.). vol. 3. Mammifères. Oiseaux. Poissons / vol. 4. Mollusques. Annélides / vol. 5. Crustacés. Myriapodes, scorpionides, arachnides et acarides. Insectes. Vers intestinaux. Radiaires. Zoophytes].</em> 400 pp., 13 pls. [volumes 1-5., available online at http://www.biodiversitylibrary.org/bibliography/58984 [details] OpenAccess publication

original description (of Acanthochiton (Acanthochites) Risso, 1826) Risso, A. (1826). Histoire naturelle des principales productions de l'Europe méridionale et particulièrement de celles des environs de Nice et des Alpes Maritimes. Tome quatrième. F.-G. Levrault, Paris, viii + 439 pp. + pls 1-12., available online at https://www.biodiversitylibrary.org/page/50455192 [details] OpenAccess publication

original description (of Cryptoconchus (Pseudoacanthochiton) Šulc, 1934 †) Šulc, J. (1934). Studien über die fossilen Chitonen. I. Die fossilen Chitonen in Neogen des Wiener Beckens und der angrenzenden Gebiete. <em>Annalen des Naturhistorischen Museums in Wien.</em> 47: 1-131.
page(s): 15 [details] Available for editors  PDF available [request]

basis of record Sirenko B.I. 1993. Revision of the system of the order Chitonida (Molluscs: Polyplacophora) on the basis of correlation between the type of gills arrangement and the shape of the chorion processes. <i>Ruthenica</i> 3: 93-117 [In Russian]
page(s): 116 [details] 

additional source Dell'Angelo, B.; Sosso, M.; Taviani, M. (2025). The Cenozoic European Polyplacophora (Mollusca). <em>Zootaxa.</em> 5704(1): 1-377., available online at https://doi.org/10.11646/zootaxa.5704.1.1
page(s): 253 [details] Available for editors  PDF available [request]

redescription Sirenko B.I. & Saito H. (2017). New species of chitons of the superfamily Cryptoplacoidea (Mollusca: Polyplacophora) from Vietnamese waters. <em>Zootaxa.</em> 4299(4): 451-506., available online at https://doi.org/10.11646/zootaxa.4299.4.1 [details] Available for editors  PDF available [request]
 
 Present  Inaccurate  Introduced: alien  Containing type locality 
   

From regional or thematic species database
Introduced species vector dispersal United States part of the North Pacific Ocean (Marine Region) Debris: transport of species on human generated debris (dock) [details]

Unreviewed
Habitat Known from seamounts and knolls [details]
    Definitions

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To European Nucleotide Archive, ENA (Acanthochitona) 
To European Nucleotide Archive, ENA (Choneplax) (from synonym Choneplax P. P. Carpenter, 1882)
To Genbank (from synonym Acanthochiton Herrmannsen, 1846)
To Genbank (from synonym Acanthochaetes Risso, 1826)
To Genbank (from synonym Acanthochites Risso, 1826)
To Genbank (from synonym Choneplax P. P. Carpenter, 1882)
To Genbank 
To ITIS
From editor or global species database
Unreviewed
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