Classification of Olson 1970

Subor. †Temnospondyli von Zittel 1887
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Subor. †Rhachitomi Cope 1882
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Fm. †Dissorophidae Boulenger 1902
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G. †Tersomius Case 1910
Cl. Reptilia Laurenti 1768 [reptile]
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Subcl. Anapsida Williston 1917 [anapsid]
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Or. †Captorhinomorpha Watson 1917
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Fm. †Captorhinidae Case 1911
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G. †Captorhinikos Olson 1954
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†Captorhinikos parvus Olson 1970
G. †Pleuristion Case 1902
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Subcl. †Euryapsida Colbert 1945
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Or. †Araeosceloidea Nopcsa 1928
Unr. Anthracosauria Säve-Söderbergh 1934
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Fm. †Cricotidae Cope 1884
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G. †Cricotillus Case 1902
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Subor. †Lepospondyli von Zittel 1887
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Subor. †Nectridea Miall 1875
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Fm. †Keraterpetontidae Jaekel 1903
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G. †Peronedon Olson 1970
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†Peronedon primus Olson 1970
Subor. †Araeosceloidea Nopcsa 1928
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G. †Dictybolos Olson 1970
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†Dictybolos tener Olson 1970
Subcl. †Lepospondyli von Zittel 1887
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Or. †Microsauria Dawson 1863
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Fm. †Gymnarthridae Case 1910
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G. †Goniorhynchus Olson 1970
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†Goniorhynchus stovalli Olson 1970