Full reference: L. D. Martin. 1971. An Early Pleistocene Eagle from Nebraska. Condor 73(2):248-250
Sister taxon: Spizaetus grinnelli
Type specimen: U.N.S.M. 20038, a limb element (distal end and most of the shaft of the left tarsometatarsus). Its type locality is Lisco Locality B, which is in a Blancan terrestrial horizon in Nebraska.
Ecology: volant carnivore
Distribution: found only at Lisco Locality B
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.