Mammalia - Carnivora - Phocidae

Alternative combination: Monatherium aberratum

Full reference: E. Vanden Broeck. 1874. Esquisse Geologique & paleontologique des depots Pliocenes des Environs d'Anvers. Memoires de la Societe Malacologiques de Belgique 9:87-374

Belongs to Monotherium according to I. Koretsky 2001

Sister taxa: Monotherium affine, Monotherium delognii, Monotherium gaudini, Monotherium maeotica, Monotherium rousseaui, Monotherium wymani

Type specimen: Its type locality is Sablesmoyens d'Anvers, which is in a Tortonian coastal sandstone in the Diest Formation of Belgium

Ecology: amphibious piscivore-carnivore