Fig. 6 in Diversity of diapsid fifth metatarsals from the Lower Triassic karst deposits of Czatkowice, southern Poland -functional and phylogenetic implications

Fig. 6. General outline of muscle equipment of the lower leg and life position of the foot in Sauria. A. Varanus sp., left crus and pes in right lateral view (from Robinson 1975: fig. 8, reversed). B. Sophineta cracoviensis Evans and Borsuk-Białynicka, 2009, Lepidosauromorpha, Early Triassic, Poland, right MttV in lateral view; approximated life position. C. General courses and insertions of the peronei muscles in lizards, right pes in dorsal view (from Robinson 1975: fig. 11F, reversed). D. Varanus niloticus (Linnaeus, 1766), Recent, ZPAL z.p. RI/31, stereo-pairs of right foot: tarsus and proximal metatarsus in lateral view. E–G. Schematic drawings of foot showing proposed differences in levering conditions. E, G. Sauria. E. Plantigrade style with inflected MttV, as shown in A and D in squamates. F. Early tetrapods. G. Digitigrade style with straight MttV.