SOUTH AFRICA

FREE (ORANGE FREE) STATE PROVINCE

MIDDLEBURG DISTRICT

SPRINGFONTEIN (SPRINGFIELD)

DICYNODON ASSEMBLAGE ZONE (FORMERLY DAPTOCEPHALUS ZONE OF KITCHING) (DICYNODON LACERTICEPS, ASSEMBLAGE ZONE OF KEYSER & SMITH 1979)

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: THERASPID BROOM, 1905

GRANDORDER: EUTHERAPSIDA

MICRORDER: NEOTHERAPSIDA

ORDER: ANOMODONTIA WATSON & ROMER, 1956

INFRAORDER: DICYNODONTIA OWEN, 1860

Superfamily: PRISTERODONTIA Cluver & King, 1983

Family: DICYNODONTOIDAE Owen, 1859

Subfamily: CRYPTODONTINAE Owen, 1859

Tribe: DICYNODONTINI Owen, 1859

*Dicynodon leontocephalus