Stratigraphic chart of the lower Permian (partial)
Content updated October 16, 2005
CARDIOCEPHALUS PEABODYI
Lepospondyli- Microsauria-Gymnarthridae
Above: picture of parasphenoid of Cardiocephalus Peabodyi, contrary to Cardiocephalus Sternbergi, the parasphenoid is pierced by two carotid foramina, the area between the two foramina and the base of cultriform process is raised above the surrounding level and covered by denticles
Abbreviations: bo, basioccipital; cf, carotid foramen; ps, parasphenoid; psd, parasphenoid dentition; pt, pterygoid; q, quadrate; st, stape;