MolluscaBase name details
original description
(of Lunatia (Gyrodes) conradiana Gabb, 1864 †) Gabb, W. M. (1864). Description of the Cretaceous fossils. <em>In: Meek, F. B. and Gabb, W. M. Geological Survey of California, Palaeontology of California.</em> 1: 55-243, pls. 9-32., available online at https://biodiversitylibrary.org/page/2062749
page(s): 107, pl. 29, fig. 219 [details]
basis of record
Grabau A. W. & Shimer H. W. (1909). North American Index Fossils 1. <i>New York pp. 853</i>: , available online at https://www.biodiversitylibrary.org/page/36181980
page(s): 721 [details]