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Annatherapsidus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Synapsida
Clade:	Therapsida
Clade:	†Therocephalia
Family:	†Akidnognathidae
Genus:	†Annatherapsidus Kuhn, 1961
Type species
†Anna petri Amalitzky, 1922
Species
†A. petri (Amalitzky, 1922 ) (type) †A. postum Ivachnenko, 2011.
Synonyms
Anna Amalitzky, 1922 (preoccupied Risso, 1826)

Annatherapsidus is an extinct genus of therocephalians from the Upper Permian of Russia. It was a fairly small animal with a length of 91 cm and a 22 cm skull. It was originally named Anna petri, but the genus name was already taken, so it was renamed to Annatherapsidus.

See also

• List of therapsids

References

1. Amalitzky, V.P. (1922). "Diagnoses of the new forms of vertebrates and plants from the Upper Permian of North Dvina". Izv. Ross. Akad. Nauk. 25 (1): 1–12.
2. Ivakhnenko, M.F. (2011). "Permian and Triassic Therocephals (Eutherapsida) of Eastern Europe". Paleontological Journal. 45 (9): 981–1144.
3. Amalitzky, V.P. (1927). "The Northern Dvina therocephal Anna petro gen. et. sp. nov". Dvinskie raskopki prof. V.P. Amalitskogo (Northern Dvina Excavations of Prof. V.P. Amalitzky). 5.
4. Kuhn, O. (1961). Die Familien der recenten und fossilien Amphibien und Reptilien (in German). Bamberg: Verlag.

v t e Therocephalia
Kingdom: Animalia Phylum: Chordata Clade: Synapsida Clade: Therapsida Clade: Eutheriodontia Synapsida see Synapsida Therocephalia see below↓
Therocephalia Therocephalia Gorynychus Porosteognathus Cynodontia? Lycosuchidae Lycosuchus Simorhinella Scylacosauridae Alopecodon Alopecognathus Biarmosuchoides? Eutheriodon Glanosuchus Hyorhynchus Julognathus Koksharovia Maraisaurus Pardosuchus Pristerognathus Scylacosaurus Eutherocephalia Caodeyao Kotelcephalon? Nanictidops Perplexisaurus Purlovia Scylacosuchus? Cynodontia? Chthonosauridae Chthonosaurus Ichibengops Akidnognathidae Akidnognathus Annatherapsidus Cerdosuchoides Euchambersia Jiufengia Moschorhinus Notaelurodon Olivierosuchus Promoschorhynchus Shiguaignathus Zorillodontops Whaitsioidea Ophidostoma Hofmeyriidae Gorochovetzia Hofmeyria Ictidostoma Mirotenthes Whaitsiidae Dalongkoua Ictidochampsa Megawhaitsia Microwhaitsia Moschowhaitsia Theriognathus Viatkosuchus Baurioidea see below↓
Baurioidea Baurioidea Homodontosaurus Icticephalus Ictidodon Ictidodraco Ictidognathus Ictidosuchoides Ictidosuchops Ictidosuchus Jiucaiyuangnathus Macroscelesaurus Malasaurus Muchia Nanictocephalus Polycynodon Rhigosaurus Scalopocephalus Scalopodon Scalopodontes Scalopolacerta Scaloporhinus Scaloposuchus Silphictidoides Silpholestes Yikezhaogia Karenitidae Karenites Mupashi Lycideopidae Choerosaurus Lycideops Tetracynodon Regisauridae Regisaurus Urumchia Bauriamorpha Hazhenia Nothogomphodon Notictoides Ordosiodon Scaloposaurus Ericiolacertidae Ericiolacerta Pedaeosaurus? Silphedosuchus Bauriidae Antecosuchus Bauria Microgomphodon Scalopognathus Traversodontoides
Nomina dubia Alopecorhinus Arnognathus Blattoidealestes Dongusaurus Hyaenasuchus Ictidoparia Ictidosaurus Scymnosaurus Tamboeria Trochorhinus Trochosaurus Trochosuchus
Category

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• Prehistoric synapsids of Europe
• Akidnognathids
• Fossil taxa described in 1961
• Taxa named by Oskar Kuhn
• Therocephalia genera
• Therapsid stubs