FIGURE 4. Gryposuchus speCies in dorsal view. MorphologiCal variations at the external naris, premaxilla-maxilla suture and bones. (a) Gryposuchus jessei (unnumbered holotype); (b) Gryposuchus jessei (UFAC 1272); (c) Gryposuchus pachakamue (MUSM 1981); (d) Gryposuchus neogaeus (MLP 26-413); (e) Gryposuchus colombianus (IGM 184696); and, (f) Gryposuchus croizati (AMU-CURS-58). SCale bars: 50mm. Numbers represent the Corresponding maxillary teeth whiCh is aligned with the posterior wedge-shaped proCess of premaxilla.