original description
(of Nerita urceus 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): 174 [details]
original description
(of Ampullaria rugosa Valenciennes, 1827) Valenciennes, A. (1827 [?]). Coquilles univalves terrestres et fluviatiles, rapportées par MM. de Humboldt et A. Bonpland. <em>Recueil d'observations de zoologie et d'anatomie comparée: faites dans l'océan atlantique, dans l'intérieur du nouveau continent et dans la mer du sud pendant les années 1799, 1800, 1801, 1802 et 1803.</em> Vol. 2: 238-261., available online at https://biodiversitylibrary.org/page/30021568
page(s): 257 [details]
original description
(of Ampullaria dolium R. A. Philippi, 1852) 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): 40, pl. 11, fig. 1 [details]
original description
(of Ampullaria purpurascens Guppy, 1864) Guppy, R. J. L. (1864). Descriptions of new species of fluviatile and terrestrial operculate Mollusca from Trinidad. <em>The Annals and Magazine of Natural History, 3rd series.</em> 14: 243-248., available online at https://www.biodiversitylibrary.org/page/15623690
page(s): 243-244 [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): 62 [details]
identification resource
Pointier J.P. (ed.). (2015). <i>Freshwater molluscs of Venezuela and their medical and veterinary importance</i>. Harxheim: ConchBooks. 228 pp. [details]
From editor or global species database
Type locality "in insulis Indiae", without a precise locality [details]