Amniota - Synapsida - Varanopidae

Full reference: E. C. Olson. 1965. New Permian vertebrates from the Chickasha Formation in Oklahoma. Circular Oklahoma Geological Survey 70:1-70

Parent taxon: Varanodontinae according to H. C. Maddin et al. 2006

Sister taxa: Aerosaurus, Elliotsmithia, Varanops, Watongia

Subtaxa: Varanodon agilis

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Type: Varanodon agilis

Ecology: