Insecta - Coleoptera - Hydrophilidae

Full reference: S. H. Scudder. 1878. The Fossil Insects of the Green River Shales. Bulletin of the United States Geological and Geographical Survey of the Territories 4(4):747-776

Belongs to Tropisternus according to S. H. Scudder 1900

See also Scudder 1878 and Scudder 1890

Sister taxa: Tropisternus limitatus, Tropisternus saxialis, Tropisternus vanus

Type specimen: 3989, an exoskeleton. Its type locality is Petrified fish cut (Scudder collection), which is in a Bridgerian lacustrine - large diatomite/shale in the Green River Formation of Wyoming.

Ecology:

Distribution: found only at Petrified fish cut (Scudder collection)

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Specimen images are retrieved through the ePANDDA API.