Insecta - Orthoptera - Gryllidae

Full reference: S. H. Scudder. 1890. The Tertiary Insects of North America. Report of the United States Geological Survey of the Territories XIII:1-734

Belongs to Pronemobius according to S. W. Heads et al. 2023

See also Handlirsch 1907, Scudder 1890 and Zeuner 1939

Sister taxa: Pronemobius ornatipes, Pronemobius tertiarius

Type specimen: Packard 136, a set of appendages (part of tegmen & 2 hind legs). Its type locality is Green River (Packard Collection), which is in a Bridgerian lacustrine - large diatomite/shale in the Green River Formation of Wyoming.

Ecology: fast-moving ground dwelling herbivore

Distribution: found only at Green River (Packard Collection)

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Specimen images are retrieved through the ePANDDA API.