Shockey, B. J.; Billet, G.; Salas-Gismondi, R.

A New Species of Trachytherus (Notoungulata: Mesotheriidae) from the Late Oligocene (Deseadan) of Southern Peru and the Middle Latitude Diversification of Early Diverging mesotheriids

. Zootaxa 2016, 4111, 565–583.