[MM] Austrotriconodon mckennai
Eutriconodontans
DESCRIBER Bonaparte, 1986
TIME Cretaceous Late
Campanian Maastrichtian
CLASS Mammalia
ORDER ?Eutriconodonta
FAMILY Austrotriconodontidae
FOSSILSITE Los Alamitos Formation, Rio Negro Province, Argentina
INFO
Austrotriconodon mckennai (Bonaparte, 1986) > Austrotriconodon sepulvedai (Bonaparte, 1992)
Represented by two cheek teeth each bearing four mesiodistally cusps: a dominat central susp, a small but distinct mesial susp, and two rather small cusps sequentially distal to the principal cusp.