Alternative combinations: Submerycochoerus bannackensis, Ticholeptus bannackensis
Synonyms: Pseudomesoreodon boulderensis Schultz and Falkenbach 1950, Pseudomesoreodon rolli Schultz and Falkenbach 1950
Sister taxon: Hypsiops breviceps
- Hypsiops bannackensis: Its type locality is Grasshopper Creek, which is in a Harrisonian terrestrial horizon in Montana
- Pseudomesoreodon boulderensis:
- Pseudomesoreodon rolli: Its type locality is North Boulder Valley, which is in a Harrisonian terrestrial horizon in the Renova Formation of Montana.
Average measurements (in mm): m1 17.9 x 12.0