Osteichthyes - Synapsida - Ophiacodontidae

Parent taxon: Ophiacodontidae according to R. R. Reisz 1986

See also Carroll 1988 and Langston 1965

Sister taxa: Archaeothyris, Baldwinonus, Clepsydrops, Diopeus, Elcabrosaurus, Ophiacodon, Stereophallodon, Varanosaurus, Clepsydropinae, Arribasaurus, Scoliomus

Subtaxa: Stereorhachis dominans

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Ecology:

Distribution: found only at Igornay (Carboniferous of France)

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Specimen images are retrieved through the ePANDDA API.