TATARSTAN
MAMADYSHSKII DISTRICT
SAMODUROKVA
BEREZOVYE POLYANKI LOCALITY
LOWER KAZANIAN SUBSTAGE
CAPITANIAN STAGE
MIDDLE ZECHSTEIN EPOCH
LATE MIDDLE PERMIAN
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: SYNAPSIDA OSBORN, 1903
SUPERORDER: THERASPID BROOM, 1905
GRANDORDER: EUTHERAPSIDA
SUBORDER: DEINOCEPHALIA OLSEN, 1962
SUBORDER: TAPINOCEPHALIA BOONSTRA, 1955
INFRAORDER: TITANOSUCHIA
Superfamily: TITANOSUCHOIDEA Olson, 1962
Family: TITANOSUCHIDAE Boonstra, 1976
Subfamily: TITANOSUCHINAE Broom, 1903
Microsyodon sp