Insecta - Odonata - Dysagrionidae
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 Dysagrion according to S. B. Archibald et al. 2021
See also Kirby 1890, Nel and Paicheler 1994 and Scudder 1890
Sister taxa: Dysagrion fredericii, Dysagrion integrum, Dysagrion packardii, Dysagrion pruettae
Type specimen: Coll Packard 259(260), a wing (nearly perfect). 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 volant carnivore-insectivore
Distribution: found only at Green River (Packard Collection)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.