Suborder †Toxodonta Rank Family | Phylum Chordata | |
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Similar Notohippidae, Notoungulata, Archaeohyracidae, Thomashuxleya, Hegetotheriidae | ||
Isotemnidae is an extinct family of notoungulate mammals known from the Paleocene through Oligocene of South America.
References
Isotemnidae Wikipedia(Text) CC BY-SA