Reptilia - Araeoscelidia - Petrolacosauridae

Full reference: F. E. Peabody. 1952. Petrolacosaurus kansensis Lane, a Pennsylvanian Reptile from Kansas. The University of Kansas Paleontological Contributions, Series Vertebrata 1:1-41

Parent taxon: Araeoscelidia according to M. Laurin 1991

See also Benton 1985, Carroll 1988, Chatterjee 1980, Kuhn 1966, Peabody 1952 and Reisz 1977

Sister taxa: Araeoscelidae, Halgaitosaurus, Spinoaequalis

Subtaxa: Petrolacosaurus

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Type: Petrolacosaurus

Ecology: planktonic suspension feeder

Distribution: found only at Garnett Quarry (Carboniferous of Kansas)

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