Tytthaena
| Tytthaena Temporal range: Paleocene,[1] 61.7–55.8 Ma | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Synapsida |
| Class: | Mammalia |
| Family: | †Oxyaenidae |
| Subfamily: | †Tytthaeninae |
| Genus: | †Tytthaena Gingerich, 1980 |
| Type species | |
| †Tytthaena parrisi P. D. Gingerich, 1980 | |
| Species | |
Tytthaena is an extinct genus of oxyaenid from the late Paleocene of North America.[1] Two species are known, T. parrisi and T. lichna.
Description
Tytthaena is the smallest oxyaenid known. Morphologically, it resembles Oxyaena. It can be distinguished from other oxyaenids by its size and dentition. Its molars were narrow, with elongate talonids.[2][3]
References
- 1 2 "Tytthaena". Fossilworks.
- 1 2 P. D. Gingerich. 1980. Tytthaena parrisi, Oldest Known Oxyaenid (Mammalia, Creodonta) from the Late Paleocene of Western North America. Journal of Paleontology 54(3):570-576
- 1 2 K. D. Rose. 1981. The Clarkforkian Land-Mammal Age and Mammalian Faunal Composition Across the Paleocene-Eocene Boundary. University of Michigan Papers on Paleontology 26:1-197
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