Stratigraphic chart of the lower Permian (partial)
Content updated October 16, 2005
CARDIOCEPHALUS PEABODYI
Lepospondyli- Microsauria-Gymnarthridae
Above: picture of the left stape of Cardiocephalus Peabodyi, contrary to Cardiocephalus Sternbergi, the stape stem is distally expanded. there is no trace of accessory ear ossicle.
Abbreviations: de, distal expansion of the stem of stape; fm, foramen magnum; q, quadrate; st, stape;