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Ctenacodon - See also Ctenacodon (Plagiaulacidae), another extinct genus of the Jurassic with the same name.
Ctenacodon is a genus of extinct mammal that lived in what is now North America during the Upper Jurassic period. It's a member of the family Allodontidae within the order Multituberculata. Ctenacodon was named by Othniel Marsh in 1879. At least four species are currently recognized. Genus: Ctenacodon Marsh OC, 1879
'comb tooth'
Aka: Allodon Marsh, 1881
Species: Ctenacodon laticeps (Marsh, 1881) Simpson GG, 1927
Aka: Allodon laticeps Marsh OC, 1881
Place: Morrison Formation, Wyoming
Country: USA
Age: Upper Jurassic
The holotype, collected by Reed W.H. in 1880, is in the Peabody Mueum of Yale University. Species: Ctenacodon nanus Marsh, 1881
Place: Morrison Formation, Wyoming (USA) Age: Upper Jurassic
Remarks: This type fossil is likewise at Yale.
Species: Ctenacodon scindens Simpson GG, 1928
Place: Morrison Formation, Wyoming
This species was originally assigned to C. serratus. The species Ctenacodon serratus, also named by Marsh in 1879, is also known from the Morrison Formation. "Ctenacodon" brentbaatar is to be assigned to a separate genus. References - Simpson (1927), Mesozoic Mammalia. VII. Taxonomy of Morrison multituberculates. Am. J. Sci. (5) xiv, p.36-38.
- Kielan-Jaworowska Z. and Hurum J.H. (2001), Phylogeny and Systematics of multituberculate mammals. Paleontology 44, p.389-429.
- Marsh (1879), Notice of new Jurassic mammals. Amer. J. of Sci., 3pp., xviii.
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