Leontiniidae

Leontiniidae
Leontinia gaudryi
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Notoungulata
Clade: Eutoxodontia
Family: Leontiniidae
Ameghino, 1895
Genera

Leontiniidae is an extinct family comprising eighteen genera of notoungulate mammals known from the Middle Eocene (Mustersan) to Late Miocene (Huayquerian) of South America.