Chthonosaurus Temporal range:Late Permian ~260–253 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Life restoration ofChthonosaurus velocidens
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Synapsida
Clade:	Therapsida
Clade:	†Therocephalia
Clade:	†Eutherocephalia
Genus:	†Chthonosaurus Vjuschkov1955
Type species
†Chthonosaurus velocidens Vjuschkov 1955

Chthonosaurus is an extinctgenus ofeutherocephalian^[1]therapsids from theLate PermianKutulukskaya Formation ofRussia. The type speciesChthonosaurus velocidens was named in 1955.^[2]

Thissynapsid-related article is astub. You can help Wikipedia byexpanding it.

• v
• t
• e

• Eutherocephalians
• Therocephalia genera
• Lopingian synapsids of Europe
• Fossils of Russia
• Fossil taxa described in 1955
• Synapsid stubs

• Articles with short description
• Short description is different from Wikidata
• Articles with 'species' microformats
• All stub articles