Isotemnidae

Isotemnidae; Temporal range: Late Paleocene-Middle Miocene; (Itaboraian-Laventan); ~59.0–11.8 Ma PreꞒ Ꞓ O S D C P T J K Pg N
	Thomashuxleya
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Notoungulata
Suborder:	†Toxodonta
Family:	†Isotemnidae; Ameghino 1897
Genera
	†; †; †; †; †; †; †; †; †; †; †; †Thomashuxleya

Isotemnidae is an extinct family of notoungulate mammals known from the Paleocene (, Itaboraian) to Middle Miocene (Honda Group, Laventan) of South America.^[1]

References[]

^ McKenna, Malcolm C., and Bell, Susan K. 1997. Classification of Mammals Above the Species Level. Columbia University Press, New York, 631 pp. ISBN 0-231-11013-8

Goin, F. J.; A.M. Candela; M.A. Abello, and E.V. Oliveira. 2009. Earliest South American paucituberculatans and their significance in the understanding of ‘pseudodiprotodont’ marsupial radiations. Zoological Journal of the Linnean Society 155. 867–884. Accessed 2019-02-15.
M. McKenna. 1956. Survival of primitive Notoungulates and Condylarths into the Miocene of Colombia. American Journal of Science 254:736-743

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Isotemnidae Temporal range: Late Paleocene-Middle Miocene (Itaboraian-Laventan) ~59.0–11.8 Ma PreꞒ Ꞓ O S D C P T J K Pg N

Thomashuxleya
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Notoungulata
Suborder:	†Toxodonta
Family:	†Isotemnidae Ameghino 1897
Genera
† † † † † † † † † † † †Thomashuxleya