SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

SUPERORDER: THERASPID BROOM, 1905

GRANDORDER: EUTHERAPSIDA

MICRORDER: NEOTHERAPSIDA

ORDER: THERIODONTIA OWEN, 1881

SUBORDER: GORGONOPIA SEELEY, 1895

Superfamily: GORGONOPIOIDEA Lydekker, 1890

Family: GORGONOPIDAE Lydekker, 1890

Subfamily: GORGONOPSINAE Sigogneau, 1970

Arctognathus curvimola

ORDER: ANOMODONTIA WATSON & ROMER, 1956

INFRAORDER: DICYNODONTIA OWEN, 1860

Superfamily: PRISTERODONTIA Cluver & King, 1983

Family: DICYNODONTOIDAE Owen, 1859

Subfamily: CRYPTODONTINAE Owen, 1859

Tribe: OUDENODONTINI Broom, 1935 (sensu Cluver & King, 1983)

Oudenodon baini

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