†subfamily Tremacebinae Hershkovitz 1974 (monkey)
Full reference: P. Hershkovitz. 1974. A new genus of Late Oligocene monkey (Cebidae, Platyrrhini) with notes on postorbital closure and platyrrhine evolution. Folia Primatologica 21(1):1-35
Parent taxon: Cebidae according to P. Hershkovitz 1974
Sister taxa: Acrecebus, Branisellinae, Callitrichinae, Cebinae, Cebupithecinae, Panamacebus, Saimiri, Saimiriinae, Sapajus, Stirtoninae
Subtaxa: Tremacebus
Type: Tremacebus
Ecology: arboreal frugivore-omnivore
Distribution: found only at Sacanana (Miocene of Argentina)