FIG. 18 in Osteological revision of the holotype of the Middle Jurassic sauropod dinosaur Patagosaurus fariasi Bonaparte, 1979 (Sauropoda: Cetiosauridae)

FIG. 18. — Upper row: All presacral vertebrae of MACN-CH 4170 (1-17) in left lateral view (not to scale). Lower row: all sacral vertebrae of PVL 4170 (18) sacrum. A: PVL 4170 (18.1-5) sacral neural arches and spines in right lateral view with dorsal PVL 4170 (17) on the right. B: PVL 4170 (18) in posterior view. C: PVL 4170 (18) associated with ilium PVL 4170 (34). D: Original drawing of PVL 4170 (Bonaparte, 1986b). Abbreviations: hypo, hyposphene, pre, prezygapophysis, post, postzygapophysis, spol, spinopostzygapophyseal lamina. Scale bar: 10 cm.