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Pyrgulopsis bryantwalkeri Hershler 1994
urn:lsid:organismnames.com:name:1058955
Microreference
23
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Pyrgulopsis bryantwalkeri Hershler 1994
Hershler 1994. A review of the North American freshwater snail genus Pyrgulopsis (Hydrobiidae). Smithsonian Contributions to Zoology, 554 1994: i-iv, 1-115