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Extinct genus of mammaliaforms From Wikipedia, the free encyclopedia
Hahnodon ("Hahn's tooth") is an extinct genus of mammaliaforms from the Early Cretaceous Ksar Metlili Formation in Morocco. Although originally considered to be a relatively early member of the extinct clade Multituberculata, recent studies indicate that it instead is a haramiyid.[1]
Hahnodon Temporal range: | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Clade: | Synapsida |
Clade: | Therapsida |
Clade: | Cynodontia |
Clade: | Mammaliaformes |
Order: | †Haramiyida |
Family: | †Hahnodontidae |
Genus: | †Hahnodon Sigogneau-Russell, 1991 |
Species: | †H. taqueti |
Binomial name | |
†Hahnodon taqueti Sigogneau-Russell, 1991 | |
Hahnodon taqueti is based on a single lower molar found in Lower Cretaceous strata in Morocco.
Denise Sigogneau-Russell (1991) classified Hahnodon as a member of Multituberculata, but others later considered it to be related to members of Haramiyida.[2][3] The description of Cifelliodon from North America confirmed that Hahnodon — and by extension, Hahnodontidae — belong to Haramiyida.[4]
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