Stratigraphic chart of the lower Permian (partial)
Content updated October 16, 2005
HOVASAURUS BOULEI
Eureptilia-Diapsida-Neodiapsida-Younginiformes
Above: picture of Hovasaurus partial skeleton. From the Lower Sakamena Formation - Madagascar. Upper Permian.
Abbreviations: cv, caudal vertebrae; dv, dorsal vertebrae; gl, gastroliths; f, femur.