Koinia

Koinia Temporal range: Late Permian
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Order:	†Temnospondyli
Family:	†Archegosauridae
Subfamily:	†Melosaurinae
Genus:	†Koinia Gubin, 1993
Type species
†Koinia silantjevi Gubin, 1993

Koinia is an extinct genus of temnospondyl amphibian from the Late Permian of Russia. It is an archegosauroid in the subfamily Melosaurinae. Koinia was named in 1993 with the description of the type species K. silantjevi, based on fossils that were found near the Vym River in the Komi Republic.^[1]

Phylogeny

Below is a cladogram modified from Ruta et al. (2007) showing the relationship of Koinia to other archegosauroids:^[2]

Archegosauroidea

Sclerocephalus haeuseri Syndyodosuchus tetricus Cheliderpeton vrayni Cheliderpeton latirostre Intasuchus silvicola Melosaurinae Konzhukovia vetusta Tryphosuchus paucidens Koinia silantjevi Melosaurus uralensis Uralosuchus tverdochlebovae Archegosaurus dyscriton Archegosaurus decheni Collidosuchus tchudinovi Kashmirosaurus ornatus Australerpeton cosgriffi Bashkirosaurus cherdyncevi Platyoposaurus stuckenbergi Prionosuchus plummeri

References

1. Shishkin, M.A.; Novikov, I.V.; Gubin, Y.M. (2003). "Permian and Triassic temnospondyls from Russia". In Benton, M.J.; Shishkin, M.A.; and Unwin, D.M. The Age of Dinosaurs in Russia and Mongolia. Cambridge: Cambridge University Press. pp. 35–59.
2. Ruta, Marcello; Pisani, Davide; Lloyd, Graeme T; Benton, Michael J (2007). "A supertree of Temnospondyli: Cladogenetic patterns in the most species-rich group of early tetrapods". Proceedings of the Royal Society B: Biological Sciences. 274 (1629): 3087–3095. doi:10.1098/rspb.2007.1250. PMC 2293949. PMID 17925278.