Interatheriidae
Extinct family of mammals

Interatheriidae is an extinct family of notoungulate mammals from South America. Interatheriids are known from the Middle Eocene (Mustersan) to the Early Pleistocene (Uquian). These animals were principally small-sized, occupying a habitat like hares, marmots and viscachas. The majority were very small, like rodents.
Interatheriidae is one of the mammal groups that best represent the fauna from the Santa Cruz Formation. Particularly Protypotherium with three species is characteristic of the formation: P. australe, P. praerutilum and P. attenuatum. Another well-known genus is Interatherium, particularly well represented by I. robustum.
Sources and credits
This article is adapted from the Wikipedia article “Interatheriidae”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Interatherium FMNH.jpg by Jonathan Chen, CC BY-SA 4.0
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