Mammalia - Notoungulata - Hegetotheriidae

Alternative combination: Pachyrucos moyanii

Belongs to Pachyrucos according to F. Ameghino 1894

Sister taxa: Pachyrucos absis, Pachyrucos elongatus, Pachyrucos naevius, Pachyrucos teres, Pachyrucos trivius, Pachyrukhos politus