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Arctognathus

From Wikipedia, the free encyclopedia
Extinct genus of therapsids

Arctognathus
Temporal range:259.9–252.17 MaLate Permian[1]
Life restoration ofA. curvimola
Scientific classificationEdit this classification
Domain:Eukaryota
Kingdom:Animalia
Phylum:Chordata
Clade:Synapsida
Clade:Therapsida
Clade:Gorgonopsia
Family:Gorgonopsidae
Genus:Arctognathus
Broom,1911
Species
Synonyms
  • ArctognathoidesBoonstra, 1934
  • LycaenodontoidesHaughton, 1924

Arctognathus is anextinctgenus ofgorgonopsids that throve during theLate Permian in theKaroo basin of what is nowSouth Africa.[2]

Discovery

[edit]
1886 illustration of aA. 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

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

Classification

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Restoration ofA. curvimola in environment
Head ofA. curvimola

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

Gorgonopsia

See also

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References

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  1. ^"Arctognathus".paleobiodb.org. Retrieved2021-10-10.
  2. ^Sidor 2003, p. 606
  3. ^Christian F. Kammerer (2014) Cranial osteology of Arctognathus curvimola, a short-snouted gorgonopsian from the Late Permian of South Africa. Papers in Palaeontology (advance online publication) DOI: 10.1002/spp2.1002http://onlinelibrary.wiley.com/doi/10.1002/spp2.1002/abstract
  4. ^"Arctognathus - Palaeocritti - a guide to prehistoric animals". Archived fromthe original on April 3, 2016.
  5. ^Gebauer, E.V.I. (2007).Phylogeny and evolution of the Gorgonopsia with a special reference to the skull and skeleton of GPIT/RE/7113 ('Aelurognathus?' parringtoni)(PDF) (Ph.D. thesis). Tübingen: Eberhard-Karls Universität Tübingen. pp. 1–316.

Bibliography

[edit]
Synapsida
Gorgonopsia
    • see below↓
Russian clade
African clade
Rubidgeinae
Rubidgeini
Nomina dubia
Gorgonops whaitsii
Arctognathus


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