Botha, J. Abdala, F. Smith, R. 2007 The oldest cynodont: new clues on the origin and early diversification of the Cynodontia Zoological Journal of the Linnean Society 149 477-492 Cyonosaurus Lycosuchus Ictidosuchops Regisaurus Theriognathus Moschorhinus Olivierosuchus Bauria Charassognathus Nanictosaurus Cynosaurus Procynosuchus Dvinia Galesaurus Progalesaurus Thrinaxodon Cynognathus Lumkuia Osteology Maximum Parsimony Based on reanalysis of the original matrix. Botha_etal_2007b