Traits taxon details
original description
(of Amnicola puteana Pilsbry, 1935 †) Pilsbry, H. A. (1935). Mollusks of the fresh-water Pliocene beds of the Kettleman Hills and neighboring oil fields, California. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 86: 541-570. Philadelphia. page(s): 559, pl. 22, fig. 4 [details] Available for editors 
basis of record
Hershler, R. (1994). A review of the North American freshwater snail genus <i>Pyrgulopsis</i> (Hydrobiidae). <em>Smithsonian Contributions to Zoology.</em> 554: 1-115., available online at https://repository.si.edu/handle/10088/5139 page(s): 85 [details] Available for editors 
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