Figure 19 in A new species of Dyrosaurus (Crocodylomorpha, Dyrosauridae) from the early Eocene of Morocco: phylogenetic implications

Figure 19. Comparison of the posteromedial margin of the pterygoid in ventral view in various dyrosaurids: A, D. phosphaticus, MNHN ALG 1, Ypresian of Tebessa, Algeria; B, Dyrosaurus maghribensis sp. nov., OCP DEK-GE 253, Ypresian of Mera el Arech, Oulad Abdoun Basin, Morocco; C, Hyposaurus rogersii, NJSM 10861, Maastrichtian of the Hornerstown Formation, New Jersey. Upper arrow, posterior margin of the choanae; lower arrow, position of the medial eustachian foramen; dotted line, anteriormost limit of the posterior margin of the pterygoidian wing.