Rieppel, O. Mazin, J.-M. Tchernov, E. 1999 Sauropterygia from the Middle Triassic of Makhtesh Ramon, Negev, Israel Fieldiana: Geology, New Series 40 1-85 Ancestor Pachypleurosaurs Simosaurus Germanosaurus N_edingerae N_giganteus N_juvenilis N_marchicus N_mirabilis N_haasi N_tchernovi Winterswijk Osteology Maximum Parsimony Based on reanalysis of the original matrix. Rieppel_etal_1999ab