CIS-URALIAN
TATARIAN REPUBLIC (TATARISCHER REPUBLIC)
APASTOV DISTRICT
ISHEEVO SITE
LATE PERMIAN
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: PARAREPTILIA OLSON 1947
INFRACLASS: SAUROPSIDA HUXLEY, 1864
ORDER: LANTHANOSUCHIDAE TATARINOV, 1971
Family: LANTHANOSUCHIDAE Efremov, 1946
*Lanthanosuchus watsoni