Typotheriopsis

Typotheriopsis is an extinct genus of Notoungulate, belonging to the family Mesotheriidae, which included several small sized Meridiungulates specialized in digging. It is considered as the sister taxon of the clade including Mesotherium and Pseudotypotherium. Its fossils are known from the Chasicoan and the Huayquerian periods, notably among Late Miocene rocks from the Arroyo Chasicó Formation and the Cerro Azul Formation of Argentina.

Typotheriopsis
Temporal range: Late Miocene (Mayoan-Huayquerian)
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Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Notoungulata
Family: Mesotheriidae
Subfamily: Mesotheriinae
Genus: Typotheriopsis
Cabrera & Kraglievich, 1931
Type species
Typotheriopsis chasicoensis
Species
  • T. chasicoensis (Cabrera & Kraglievich, 1931)
  • T. silveyrai Cabrera, 1937
Synonyms
  • Typotheriopsis vanhouttei Cattoi, 1943
  • Typotheriopsis jachalensis Rusconi, 1947
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