Fig. 1. A in Functional morphology and biomechanics of the cynodont Trucidocynodon riograndensis from the Triassic of Southern Brazil: Pectoral girdle and forelimb

Fig. 1. A. Map of South America with the state of Rio Grande do Sul shaded. B. Location of the Agudo municipality (arrow) in the state of Rio Grande do Sul, where Middle and Upper Triassic rocks crop out. C. Sequence stratigraphy of Brazilian rocks containing Triassic vertebrates, with the Hyperodapedon Assemblage Zone highlighted (modified from Horn et al. 2014).