Figure 17 in Morphology and phylogenetic significance of the pectoral articular region in elasmobranchs (Chondrichthyes)

Figure 17. Pectoral girdle and fin of Tetronarce nobiliana (UERJ 1249, female, 230 mm disk width). A, right lateral oblique view of pectoral girdle. B, proximal surface of pectoral basals. C, right lateral view of scapula. D, frontal view of pectoral girdle. E, rear view of pectoral girdle. F, ventral view of pectoral girdle. G, dorsal view of pectoral girdle. H, ventral view of right pectoral fin. Illustrations not to scale. In A–C and H anterior to right; in F and G anterior to top. Anatomical abbreviations: adf, anterodorsal fenestra; avf, anteroventral fenestra; cor, coracoid bar; dr, distal radial; mes, mesopterygium; mr, medial radial; msc, mesocondyle; mtc, metacondyle; mtp, metapterygium; pc, procondyle; pdf, posterodorsal fenestra; pr, proximal radial; pro, propterygium; pvf, posteroventral fenestra; scp, scapular process; ssc, suprascapula.