Classification of Gow 1977

Cl. Reptilia Laurenti 1768 [reptile]
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Subcl. Anapsida Williston 1917 [anapsid]
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Or. Cotylosauria Cope 1880
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Fm. †Procolophonidae Lydekker 1889
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G. †Thelegnathus Broom 1905
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Thelegnathus browni Broom 1905