Fig. 2 in The pelvic musculature of saurischian dinosaur

Fig. 2. The musculature of the pelvis in primitive reptiles, the primitiv6 "Archosauria," Alligator and saurischian dinosaurs, to show especially the steps in the differentiation of the pubo-ischium. Abbreviations: ad., adductor; amb., ambiens; c.fb., coccygeo-femoralis brevis; cfl., coccygeofemoralial ongus; f.obt., obturator foramen; ft., femoro-tibialis- f.t e flexor tibialis externus; f.t.i. flexor tibialis internus; il. fem., ilio-femoralis; il. fib., ilio-fibularis; il.tib., ilio-tibialis; is.tr., ischiotrochantericus; p.i.fe., pubo-ischio-femoralis externus; p.i.f.i., pubo-ischio-femoralis internus; p.t. pubo-tibiali8.