†Phreatophasma Efremov 1954 (synapsid)
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Osteichthyes - Caseasauria - Caseidae
Parent taxon: Caseidae according to N. Brocklehurst and J. Froebisch 2017
See also Carroll 1988, Ivakhnenko 2008 and Reisz 1986
Sister taxa: Alierasaurus, Angelosaurus, Arisierpeton, Callibrachion, Casea, Caseoides, Caseopsis, Chelichnus, Cotylorhynchus, Datheosaurus, Ennatosaurus, Eocasea, Euromycter, Lalieudorhynchus, Martensius, Oromycter, Ruthenosaurus, Trichasaurus
Subtaxa: Phreatophasma aenigmaticum
Ecology:
Distribution: found only at Santagulov Mine (Permian of Russian Federation)
Specimen images are retrieved through the ePANDDA API.
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