Hershler, R. (1999). A systematic review of the hydrobiid snails (Gastropoda: Rissooidea) of the Great Basin, western United States. Part II. Genera Colligyrus, Eremopyrgus, Fluminicola, Pristinicola and Tryonia. The Veliger. 42 (4): 306-337.
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Hershler, R.
1999
A systematic review of the hydrobiid snails (Gastropoda: Rissooidea) of the Great Basin, western United States. Part II. Genera <i>Colligyrus, Eremopyrgus, Fluminicola, Pristinicola</i> and <i>Tryonia</i>