original description
(of Ampullaria crassa Swainson, 1823) Swainson, W. (1820-1823). Zoological Illustrations, or, original figures and descriptions of new, rare, or interesting animals, selected chiefly from the classes of ornithology, entomology, and conchology, and arranged on the principles of Cuvier and other modern zoologists. London: Baldwin, Cradock & Joe; Strand: W. Wood. (Vol. 1-3): pl. 1-18 [1820] pl. 19-83 [1821] pl. 84-134 [1822] pl. 135-182 [1823]., available online at http://www.biodiversitylibrary.org/item/92614
page(s): pl. 136 (upper and lower figs) [details]
original description
(of Ampullaria brownii Jay, 1839) Jay, J. C. (1839). A catalogue of shells, arranged according to the Lamarckian system; together with descriptions of new or rare species, contained in the collection of John C. Jay, M.D. <em>3rd ed. Wiley & Putnam, New York.</em> 1-126, plates 1-10., available online at http://www.biodiversitylibrary.org/item/54059
page(s): 112, pl. 1, fig. 4 [details]
original description
(of Helicina exumbilicata Spix, 1827) Wagner, J. A. (1827). <i>Testacea fluviatilia quae in itinere per Brasiliam annis MDCCCXVII-MDCCCXX [1817-1820] jussu et auspiciis Maximiliani Josephi I. Bavariae Regis augustissimi suscepto, collegit et pingenda curavit Dr. J. B. de Spix (...), digessit, descripsit et observationibus illustravit Dr. J. A. Wagner</i>. Munich: C. Wolf. pp. i-iv, 1-36, plates 1-29. , available online at https://biodiversitylibrary.org/page/39465053
page(s): 4, pl. 5, fig. 4 [details]
original description
(of Helix fasciolata Spix, 1827) Wagner, J. A. (1827). <i>Testacea fluviatilia quae in itinere per Brasiliam annis MDCCCXVII-MDCCCXX [1817-1820] jussu et auspiciis Maximiliani Josephi I. Bavariae Regis augustissimi suscepto, collegit et pingenda curavit Dr. J. B. de Spix (...), digessit, descripsit et observationibus illustravit Dr. J. A. Wagner</i>. Munich: C. Wolf. pp. i-iv, 1-36, plates 1-29. , available online at https://biodiversitylibrary.org/page/39465053
page(s): 4, pl. 5, fig. 1 [details]
original description
(of Ampullaria impervia R. A. Philippi, 1851) Philippi, R. A. (1851-1852). Die Gattung <i>Ampullaria</i>. In Abbildungen nach der Natur mit Beschreibungen. <em>In: Schuberth, G. H.; Wagner, J. A., Eds. Systematisches Conchylien-Cabinet von Martini und Chemnitz. Neu herausgegeben und vervollständigt. Ersten Bandes zwanzigste Abtheilung.</em> 1-74, pls A, 1-21. Nürnberg: Bauer & Raspe (publication dates: pls A, 1-5 [1851]; 25-74, pls 6-21 [1852])., available online at https://www.biodiversitylibrary.org/page/34225424
page(s): 17, pl. 4, fig. 7 [details]
original description
(of Ampullaria crassa var. oblonga G. Nevill, 1885) Nevill, G. (1885). <i>Hand List of Mollusca in the Indian Museum, Calcutta</i>. Part II. Gastropoda. Prosobranchia-Neurobranchia (contd.). x + 306 pp. Office of Superintendent of Government Printing, Calcutta. ["1884"; after 25 January 1885]., available online at https://www.biodiversitylibrary.org/item/44691
page(s): 11 [details]
original description
(of Ampullaria olivieri Deshayes, 1830) Deshayes, G. P. (1830-1832). <i>Encyclopédie méthodique ou par ordre de matières. Histoire naturelle des Vers et Mollusques</i>. Vol. 2: viii+1-594 [part 1: i-vi, 1-256, Livraison 101, 1 Feb 1830; part 2: 1-144, Livraison 101, 1 Feb. 1830; 145-594, Livraison 102, 29 Sept. 1832]. Vol. 3: 595-1152 [Livraison 102, 29 Sept. 1832]. , available online at https://doi.org/10.5962/bhl.title.8638
page(s): 2(1): 31 [details]
original description
(of Ampullaria crassa var. monticola Vernhout, 1914) Vernhout, J. H. (1914). On a new variety of <i>Ampullaria crassa</i> Swainson from French Guyana. <em>Notes from the Leiden Museum.</em> 36: 47-48, pl. 2, figs. 15a, b., available online at https://www.biodiversitylibrary.org/page/14021311#page/61/ [details]
basis of record
Cowie, R. H. & Thiengo, S. C. (2003). The apple snails of the Americas (Mollusca: Gastropoda: Ampullariidae: <i>Asolene, Felipponea, Marisa, Pomacea, Pomella</i>): A nomenclatural and type catalog. <em>Malacologia.</em> 45(1): 41-100., available online at https://biodiversitylibrary.org/page/25129402 [details]
additional source
Simone, L. R. L. (2006). <i>Land and Freshwater Molluscs of Brazil</i>. Editora Grafíca Bernardi, FAPESP. São Paulo, 390 pp.
page(s): 64 [details]
additional source
Breure, A. S. H., Roosen, M. T. & Ablett, J. D. (2022). Land and freshwater molluscs of mainland Ecuador: an illustrated checklist. <em>Iberus.</em> 40(1): 1-290.
page(s): 28, fig. 15 [details]
From editor or global species database