KIROV REGION
AFANAS’EVSKII DISTRICT
AVERINSKOE LOCALITY
VYATKIAN HORIZON
UPPER TATARIAN AGE
LOPINGIAN SUBEPOCH
ZECHSTEIN EPOCH
LATE PERMIAN
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: SYNAPSIDA OSBORN, 1903
SUPERORDER: THERASPIDA BROOM, 1905
GRANDORDER: EUTHERAPSIDA
MICRORDER: NEOTHERAPSIDA
ORDER: THERIODONTIA OWEN, 1881
SUBORDER: GORGONOPIA SEELEY, 1895
Superfamily: INOSTRANCEVIOIDEA Pravoslavlev, 1927 (sensu Huene, 1948)
Family: INOSTRANCEVIIDAE Pravoslavlev, 1927
Inostrancevia sp