A neotype has been selected for the lost type specimen of Viviparus paludinaeformis (Hall) 1845 from its type locality. In addition, the identifications and type localities of other lost non-marine molluscan fossils collected by the John C. Frémont topographic engineers expeditionary force are documented.
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Bulletin of Carnegie Museum of Natural History
Vol. 2004 • No. 36
December 2004
Vol. 2004 • No. 36
December 2004