MolluscaBase name details
original description
(of Bithynia pygmaea Preston, 1908) Preston, H. B. (1908). Descriptions of new species of marine and freshwater shells in the collection of the Indian Museum, Calcutta. <em>Records of the Indian Museum.</em> 2(1): 45-48., available online at https://www.biodiversitylibrary.org/page/35163808
page(s): 45, fig. 3 [details]
basis of record
Brandt, R. A. M. (1974). The non-marine aquatic Mollusca of Thailand. <em>Archiv für Molluskenkunde.</em> 105: i-iv, 1-423.
page(s): 62, pl. 5, figs. 73-74 [details] Available for editors [request]