Classification of Lavina 1983

Cl. Reptilia Laurenti 1768 [reptile]
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Subcl. Anapsida Williston 1917 [anapsid]
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Subor. Cotylosauria Cope 1880
Or. Cotylosauria Cope 1880
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Subor. †Procolophonia Seeley 1888
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Superfm. †Procolophonoidea Romer 1956
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Fm. †Procolophonidae Lydekker 1889
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G. †Procolophon Owen 1876
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†Procolophon pricei Lavina 1983