MolluscaBase taxon details
original description
(of Nerita veldiensis F. A. Roemer, 1839 †) Roemer, F.A. (1839). Die Versteinerungen des norddeutschen Oolithen-Gebirges. Ein Nachtrag. Hahn, Hannover, 59 pp., available online at https://books.google.pt/books?id=UNlAAAAAcAAJ
page(s): 46, pl. 20, fig. 11 [details]
original description
(of Neritina wealdiensis Maillard, 1884 †) Maillard, G. (1884). Invertébrés du Purbeckien du Jura. <em>Mémoires de la Société Paléontologique Suisse.</em> 11: 1-156., available online at https://archive.org/details/MaillardG.1884-InvertbrsDuPurbeckienDuJura
page(s): 71-72, pl. 2, figs 16-17 [details]