 Phylogenetic relationships after and .Araeoscelidia are known from the Late Carboniferous in the United States ("Petrolacosaurus", "Spinoaequalis") to the Early Permian in France ("Aphelosaurus"), Germany ("Kadaliosaurus") and the United States ("Dictybolos", "Zarcasaurus", "Araeoscelis").Apart from araeoscelidans, only one other diapsid is known before the Late Permian