Hexaprotodon madagascariensis (Guldberg, 1883) . Videnskabs-Selsk. Christiania. Forh., 6: 1 -24.

TYPE LOCALITY: Madagascar, near Antsirabé .

DISTRIBUTION: Known from subfossil material from the central highlands of Madagascar; apparently survived into present millenium (Stuenes, 1989).

COMMENTS: Transfered to Hexaprotodon from Hippopotamus; see J.M. Harrris (1991).