Insecta - Hymenoptera - Cimbicidae
Alternative combination: Amasis byrami
Full reference: T. D. A. Cockerell. 1925. Fossil insects in the United States National Museum. Proceedings of the United States National Museum 64(13):1-15
Belongs to Eopachylosticta according to S. B. Archibald and A. P. Rasnitsyn 2023
See also Cockerell 1925, Malaise 1945, Nel 2004, Taeger et al. 2010 and Zhelochovtzev and Rasnitsyn 1972
Sister taxa: none
Type specimen: USNM 69181, an exoskeleton. Its type locality is East Alkali Gulch head, south of De Beque, which is in a Bridgerian lacustrine - large shale in the Green River Formation of Colorado.
Distribution: found only at East Alkali Gulch head, south of De Beque
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.