original description
(of Helix pulchella O. F. Müller, 1774) Müller, O. F. (1774). Vermium terrestrium et fluviatilium, seu animalium infusorium, Helminthicorum, et testaceorum, non marinorum, succincta historia. vol 2: I-XXXVI, 1-214, 10 unnumbered pages. Havniae et Lipsiae, apud Heineck et Faber, ex officina Molleriana., available online at https://www.biodiversitylibrary.org/page/12893715
page(s): 30 [details]
original description
(of Helix (Vallonia) subpulchella var. oenotria De Stefani, 1880 †) De Stefani, C. (1880). Molluschi continentali fino ad ora notati in ltalia nei terreni pliocenici, ed ordinamento di questi ultimi (continuazione). Atti della Societa Toscana di Scienze Naturali Residente in Pisa. 5, 9-108., available online at https://www.biodiversitylibrary.org/page/36825211
page(s): 125, 126 [details]
original description
(of Helix minuta Say, 1817) Say, T. (1817). Descriptions of new species of land and fresh water shells of the United States. <em>Journal of the Academy of Natural Sciences of Philadelphia.</em> 1 (6): 123-126., available online at https://www.biodiversitylibrary.org/page/24680373
page(s): 123 [details]
original description
(of Helix adela Westerlund, 1874) Westerlund, C. A. (1874). Malakologische Studien, Kritiken und Notizen. I-IX. <em>Malakozoologische Blätter.</em> 22: 51-82, pl. 2. Cassel.
page(s): 57, pl. 2, figs. 1-4 [details]
original description
(of Helix extrema Westerlund, 1898) Westerlund, C. A. (1898). Novum specilegium malacologicum. Neue Binnenconchylien aus der paläarktischen Region. <em>Annuaire du Musée Zoologique de l'Académie Impériale des Sciences de St.-Pétersbourg.</em> 3 (2): 155-183. St.-Petersburg [December]., available online at https://www.biodiversitylibrary.org/page/8651422
page(s): 156 [details]
original description
(of Helix paludosa da Costa, 1778) Da Costa, E. M. (1778). <i>Historia naturalis testaceorum Britanniæ, or, the British conchology</i>; containing the descriptions and other particulars of natural history of the shells of Great Britain and Ireland: illustrated with figures. In English and French. - Historia naturalis testaceorum Britanniæ, ou, la conchologie Britannique; contenant les descriptions & autres particularités d'histoire naturelle des coquilles de la Grande Bretagne & de l'Irlande: avec figures en taille douce. En anglois & françois. i-xii, 1-254, i-vii, [1], Pl. I-XVII. London. (Millan, White, Emsley & Robson). , available online at https://www.biodiversitylibrary.org/page/13116783
page(s): 59 [details]
original description
(of Helix (Vallonia) petricola Clessin, 1908) Clessin S. (1908). Die Mollusken des Auswurfs der Donau bei Regensburg. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 40: 1-13.
page(s): 3, textfig. [details]
context source (Bermuda)
Bieler, R. & Slapcinsky, J. (2000). A case study for the development of an island fauna: Recent terrestrial mollusks of Bermuda. <em>Nemouria.</em> 44: 1-99., available online at https://www.biodiversitylibrary.org/page/45974319 [details]
additional source
Herbert, D. & Kilburn, D. (2004). Field guide to the land snails and slugs of eastern South Africa. Pietermaritzburg: Natal Museum. [v] + 336 pp.
page(s): 271 [details]
additional source
Connolly, M. (1939). A monographic survey of South African non-marine Mollusca. <em>Annals of the South African Museum.</em> 33: 1-660.
page(s): 373 [details] Available for editors [request]
additional source
Biggs, H. E. J. (1962). Mollusca of the Iranian Plateau – II. <em>Journal of Conchology, London.</em> 25(2): 64-72, text-figs. 1-2. London [22 May].
page(s): 68 [details]
additional source
Herbert, D.G. (2010). The introduced terrestrial Mollusca of South Africa. SANBI Biodiversity Series, 15: vi + 108 pp. Pretoria. [SANBI = South African National Biodiversity Institute].
page(s): 24 [details]
additional source
Germain, L. (1921). Mission zoologique de M. Paul Carié aux îles Mascareignes. Faune malacologique terrestre et fluviatile des îles Mascareignes. Mémoires de la Société Zoologique de France, Volume supplémentaire: iv + 495 pp., pl. 1-13. Paris [March]., available online at https://www.biodiversitylibrary.org/page/32275947
page(s): 168. [details]
additional source
Kerney, M. P., Cameron, R. A. D. & Jungbluth, J.-H. (1983). Die Landschnecken Nord- und Mitteleuropas. Ein Bestimmungsbuch für Biologen und Naturfreunde. <em>Verlag Paul Parey.</em> 384 pp., 24 plates. [Summer or later]. Hamburg / Berlin (Paul Parey).
page(s): 127 [details] Available for editors [request]
additional source
Rosen, O. W. von. (1892). Beitrag zur Kenntnis der Molluskenfauna Transkaspiens und Chorassans. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 24(7/8): 121-126. Frankfurt am Main [August]., available online at https://www.biodiversitylibrary.org/page/15600626
page(s): 125 [details]
additional source
Sysoev, A. V. & Schileyko, A. A. (2009). Land snails and slugs of Russia and adjacent countries. <em>Sofia/Moskva (Pensoft).</em> 312 pp., 142 plates. [June] [= Pensoft Series Faunistica No 87].
page(s): 41, Fig. 16C [details] Available for editors [request]
additional source
Griffiths, O.L. & Florens, V.F.B. (2006). A field guide to the non-marine molluscs of the Mascarene Islands (Mauritius, Rodrigues and Réunion) and the northern dependencies of Mauritius. Bioculture Press: Mauritius. Pp. i–xv, 1–185, pls 1-32.
page(s): 88 [details]
additional source
Ramakrishna, Mitra, S, C. & Dey, A. (2010). Annotated checklist of Indian land molluscs. <em>Zoological Survey of India, Kolkata, 359 pp.</em>
page(s): 121 [details] Available for editors [request]
additional source
Pilsbry, H. A. (1900). Land snails of Cape May, New Jersey. <em>The Nautilus.</em> 14(7): 73-75 [November]., available online at https://www.biodiversitylibrary.org/page/1731584
page(s): 74 [details]
additional source
Cameron, R. A. D., Teixeira, D., Pokryszko, B., Silva, I. & Groh, K. (2021). An annotated checklist of the extant and Quaternary land molluscs of the Desertas Islands, Madeiran Archipelago. <em>Journal of Conchology.</em> 44(1): 53-70.
page(s): 56 [details] Available for editors [request]
additional source
Williamson, M. B. (1898). <i>Vallonia</i> on the Pacific Slope. <em>The Nautilus.</em> 12(6): 71-72., available online at https://www.biodiversitylibrary.org/page/42799613 [details]
additional source
Stearns, R. E. C. (1900). <i>Vallonia pulchella</i> Müll., in Los Angeles and elsewhere in California, etc. <em>The Nautilus.</em> 14(6): 65-67 [October]., available online at https://www.biodiversitylibrary.org/page/1731576 [details]
additional source
Clapp, G. H. (1901). <i>Vallonia pulchella</i>. <em>The Nautilus.</em> 14(11): 130 [March]., available online at https://www.biodiversitylibrary.org/page/1731643 [details]
additional source
Stearns, R. E. C. (1903). Mollusks ocurring in southern California. <em>The Nautilus.</em> 16(12): 133-134., available online at https://www.biodiversitylibrary.org/page/1754393#page/165/ [details]
additional source
Bryant, O. (1905). Some notes on Bermudian mollusks. <em>The Nautilus.</em> 18(11): 129-131., available online at https://www.biodiversitylibrary.org/page/1817104
page(s): 129-130 [details]
additional source
Sterki, V. (1905). November snails. <em>The Nautilus.</em> 19(8): 96., available online at https://www.biodiversitylibrary.org/page/1755669 [details]
additional source
Clapp, G. H. (1897). <i>Vallonia pulchella</i> in Pittsburgh. <em>The Nautilus.</em> 10(12): 143., available online at https://www.biodiversitylibrary.org/page/1819072 [details]
additional source
Jaeckel, S. (1956). Die Weichtiere (Mollusca) der Afghanistan-Expedition (1952-1953). <em>Mitteilungen aus dem Zoologischen Museum in Berlin.</em> 32(2): 337-353.
page(s): 341 [details] Available for editors [request]
additional source
Hubricht, L. (1950). The status of <i>Vallonia excentrica</i> Sterki. <em>The Nautilus.</em> 64(1): 35., available online at https://www.biodiversitylibrary.org/page/8524296 [details]
additional source
Jacobson, M. K. (1950). More on the status of <i>Vallonia excentrica</i> Sterki. <em>The Nautilus.</em> 64(2): 70., available online at https://www.biodiversitylibrary.org/page/8524335 [details]
From editor or global species database
From other sources