Classification of Ivakhnenko 1975
Fm. †Procolophonidae Lydekker 1889
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G. †Orenburgia Ivakhnenko 1975
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†Orenburgia concinna Ivakhnenko 1975
†Orenburgia enigmatica Chudinov and Vjushkov 1956
†Orenburgia majmeskulae Ochev 1968