XXI 



Page 



49. Cetiosawus leedsi, —TPdght femur, posterior aspect ; upper end, 



transverse sections of shaft, and lower end 242 



50. Young- female Giraffe from Nigeria 245 



51. Head of Giraffe from Nigeria 247 



52. Porocephahis lie rpetodnj ados 251 



53. First premolar of the umxillary of Lepus curopceus, of L. tbnidus, 



and of hj'brid between both 282 



54. Anterior part of the zygomatic arch of Lepus europccns, of 



i. timidus, and of hybrid between both 283 



55. Dermochelys corictcea, muscles of the neck 293 



56. Dermochelys coriacea, anterior part of the vestigial nmscles 



of the back 296 



57. Dermochelys coriacea, inner surface of the plastron 298 



58. Dennochelys coriacea, muscles of the« right shoulder, ventral 



aspect 299 



59. Dermochelys coriacea, left shoulder-girdle, anterior view 300 



60. Dermochelys coriacea, right shoulder-girdle, dorsal view 302 



01. i'ermoc/ie^^s ronacea, left shoulder-girdle, ventral view 302 



02. Dermochelys coriacea, right fore limb, extensor surface 303 



63. Dermochelys coriacea, muscle-attachments upon the extensor 



surface of the forearm and hand 305 



64. Dermochelys coriacea, right fore limb, llexor surface 306 



65. Dermochelys coriacea, left hind limb, ventral aspect 308 



60. Dermochelys coriacea, muscle-attachments to the left hind 



limb 310 



^7 . Dermochelys coriacea, muscle-attachments to the dorsal surface 



of the left hind limb 31 1 



08. Dermochelys coriacea, lids of tJie left eye seen from within .... 314 



09. Dermochelys coriacea, oesophngus. — A. Bifid process from the 



middle part. B. Trifid procct^s from the lower end 315 



70. Dermochelys coriacea, abdominal viscera seen from the ventral 



aspect 316 



71. Dermochelys coriacea, diagrammatic transverse section through 



the mid-region of the peritoneal sac 317 



72. Dermochelys coriacea, left kidney with its associated veins 



and arteries 321 



73. Dermochelys coriacea, part of wall of uro-genifal sinus, with 



termination of oviduct and ureter (right side) 323 



Proc. Zool. Soc. — 1905, Vol. I. 



