Full reference: T. D. A. Cockerell. 1931. II Hymenoptera and Hemiptera. Insects from the Miocene (Latah) of Washington. Annals of the Entomological Society of America 24:307-322
See also Cockerell 1931
Sister taxa: Bombus (Bombus), Bombus (Cullumanobombus), Bombus abavus, Bombus anacolus, Bombus cerdanyensis, Bombus coironensis, Bombus crassipes, Bombus dilectus, Bombus florissantensis, Bombus luianus, Bombus pristinus, Bombus vetustus
Type specimen: MCZ 2940a, an exoskeleton. Its type locality is Near Spokane, which is in a Langhian lacustrine - small mudstone in the Latah Formation of Washington.
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.