SOUTH AFRICA

LESOTHO (FORMERLY BASUTOLAND)

INQACHA’S NECK PROVINCE

ORANGE RIVER VALLEY

UPPER RED BEDS FORMATION

STORMBERG SEREIS

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1903

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

ORDER: PROTOSUCHIA emend MOOK, 1934

Superfamily: PROTOSUCHOIDEA Brown, 1933 (sensu Deraniyagala, 1939)

Family: ORNITHOSUCHIDAE Whetstone & Whybrow, 1983

*Orthosuchus stormbergi