Notohippus

Notohippus; Temporal range: Early Miocene (Santacrucian); ~17.5–16.3 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Notoungulata
Family:	†Notohippidae
Genus:	†Notohippus; Ameghino 1891
Species
	N. toxodontoides (type) Ameghino 1891;

Notohippus is an extinct genus of notoungulate mammal from the Early Miocene (Santacrucian in the SALMA classification) Santa Cruz Formation, Río Bote, Argentina.^[1]

Description

Notohippus had high crowned teeth with cementum, similar to the situation of grazing equids.^[2]^[3]

^ Notohippus at Fossilworks.org
^ Rose, Kenneth D. The beginning of the age of mammals. JHU Press, 2006.
^ Palmer, D., ed. (1999). The Marshall Illustrated Encyclopedia of Dinosaurs and Prehistoric Animals. London: Marshall Editions. p. 252. ISBN 978-1-84028-152-1.

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