Fig. 44 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades

Fig. 44. Articulated ankles of archosauriforms: A, right ankle of Proterosuchus (AMNH FR 2237) in anterior view. The matrix has been lightened; B, left ankle of Euparkeria capensis (UMCZ T692) in proximal view; C, right ankle of Fasolasuchus tenax (PVL 3850) in proximal view. Arrow indicates anterior direction. Numbers refer to character states. See appendix for anatomical abbreviations. Scale bars 5 1 cm.