Stratigraphic chart of the lower Permian (partial)
Content updated October 16, 2005
REPTILE X OF BOLT
Microsaur? Parareptile?
Above: pictures of a maxillary fragment of Reptile X of Bolt in lateral and medial view, showing the lateral and medial openings of a possible nasomaxillary canal ( abbreviations: lon, and mon). From Richards Spur ( Dolese Quarry) - Comanche Co. Oklahoma. Lower Permian.
Abbreviations: lon, lateral opening of the nasomaxillary canal; mon, medial opening of the nasomaxillary canal;