Fig. 46 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades

Fig. 46. Proximal ankle elements of avian-line archosaurs: A–E, elements in posterior (left), anterior (middle), and proximal (right) views. A, right astragalocalcaneum of Dromomeron romeri (GR 223); B, right astragalus of Pseudolagosuchus major (PVL 4629); C, left astragalus and calcaneum of Marasuchus lilloensis (PVL 3871); D, left astragalus and calcaneum of Silesaurus opolensis (ZPAL Ab III 361/20); E, left astragalus and calcaneum of Coelophysis bauri (30576); F, right astragalocalcaneum of Dimorphodon macronyx (YPM 9182E) in anterior and distal G, views. Arrow indicates anterior direction. Numbers refer to character states. See appendix for anatomical abbreviations. Scale bars 5 1 cm in A–B, D–E, and 5 mm in C, F–G.