Arctognathus

Extinct genus of therapsids From Wikipedia, the free encyclopedia

Arctognathus is an extinct genus of gorgonopsids that throve during the Late Permian in the Karoo basin of what is now South Africa.[2]

Phylum:Chordata
Clade:Synapsida
Clade:Gorgonopsia
Quick facts Scientific classification, Species ...
Arctognathus
Temporal range: 259.9–252.17 Ma Late Permian[1]
Life restoration of A. curvimola
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Clade: Synapsida
Clade: Therapsida
Clade: Gorgonopsia
Family: Gorgonopsidae
Genus: Arctognathus
Broom, 1911
Species
  • A. breviceps (Boonstra, 1934 [originally Arctognathoides breviceps])
  • A. cookei (Broom, 1948)
  • A. curvimola (Owen, 1876 [originally Lycosaurus curvimola]) (type)
Synonyms
  • Arctognathoides Boonstra, 1934
  • Lycaenodontoides Haughton, 1924
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Discovery

1886 illustration of a A. curvimola skull

A carnivore, like all gorgonopsid, Arctognathus was given its name ("Bear jaw") in reference to its short and rounded snout. There is only one recognized species, A. curvimola.[3]

Description

It was a small gorgonopsid with a total length estimated at 1.1 m and an 18 cm skull.[4]

Classification

Restoration of A. curvimola in environment
Head of A. curvimola

Below is a cladogram from the phylogenetic analysis of Gebauer (2007):[5]

Gorgonopsia

See also

References

Bibliography

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