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Temporal range: Jurassic to Cretaceous, Early Jurassic–Albian
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
(unranked): Holotheria
Subclass: Trechnotheria?
Order: Symmetrodonta?
Family: Tinodontidae
Marsh, 1887

Tinodontidae is an extinct family of actively mobile mammal, endemic to what would now be North America, Asia, Europe, and Africa during the Jurassic and Cretaceous periods.[1][2]


Tinodontidae was named by Marsh (1887). It was assigned to Mammalia by Marsh (1887); and to Symmetrodonta by McKenna and Bell (1997).[3]


  1. ^ PaleoBiology Database: Tinodontidae, basic info
  2. ^ "MESOZOIC MAMMALS; Tinodontidae and Spalacotheriidae, an internet directory". 
  3. ^ O. C. Marsh. 1887. American Jurassic mammals. The American Journal of Science, series 3 33(196):327-348