Sahelanthropus tchadensis "Toumaï" Temporal range: Messinian,
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Cast of the skull of Toumaï | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Mammalia |
Order: | Primates |
Suborder: | Haplorhini |
Infraorder: | Simiiformes |
Family: | Hominidae |
Genus: | †Sahelanthropus Brunet et al., 2002[1] |
Species: | †S. tchadensis
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Binomial name | |
†Sahelanthropus tchadensis Brunet et al., 2002[1]
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Sahelanthropus is an extinct genus of hominid dated to about 7 million years ago during the Late Miocene. The type species, Sahelanthropus tchadensis, was first announced in 2002, based mainly on a partial cranium, nicknamed Toumaï, discovered in northern Chad.
The definitive phylogenetic position of Sahelanthropus within hominids is uncertain. It was initially described as a possible hominin ancestral to both humans and chimpanzees, but subsequent interpretations suggest that it could be an early member of the tribe Gorillini or a stem-hominid outside the hominins. Examinations on the postcranial skeleton of Sahelanthropus also indicated that this taxon was not a habitual biped.