CASE 



PLATE 13 



cond 



A. Outer surface of ilium of a phytosaur, No. 7322, U. of Mich. X0.54. 



B. Inner surface of ilium of a phytosaur, No. 7244, U. of Mich. XO.45. 



C. A plate of dorsal armor of a phytosaur of the Mystriosuchid group, No. 7247, U. of Mich. X0.8. 



D. The cranial region of skull of a small dinosaur, Ccelophysis sp.. No. 7473, U. of Mich. X0.9. 



E. Lower view of D. F. Lateral view of D. 



inf., cavity for infundibulum; ot, otic region; bpt, basipterygoid process of basisphenoid; cond., occipital condyle. 



