Potamanthellus Lestage 1931 (mayfly)
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Insecta - Ephemeroptera - Neoephemeridae
Parent taxon: Neoephemeridae according to T. H. Ogden et al. 2009
See also Lewis 1977
Sister taxon: Neoephemera
Subtaxa: Potamanthellus rubiensis
Ecology:
Distribution: found only at Ruby River, between Peterson and Morman Creeks (Oligocene of Montana)
Specimen images are retrieved through the ePANDDA API.
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