CETPTOCLEIDUS OXONIENSIS. 17 [) 



Atlas and axis (text-fig. 78, A, B) : 



length 3-3 



■width of posterior face of axis 2-1 



height to top of neural spine of axis 3'8 



YertebrjE ^''^''^ Tenth Twentieth Twenty-fifth Thirtieth Anterior Posterior Anterior Middle 



cerTical. oerTical. cervical. cervical. cervical. dorsal. dorsal. caudal. caudal. 

 Length of centrum in 



mid-ventral line . . 1-6 1-7 2-0 2-1 2-1 2-4 2-4 1-9 1-6 



"Width of posterior 



face of centrum . . 2-4 2-3 3-6 3-9 4-2 4-4 4-1 4-2 3-4 



Height of posterior 



face of centrum . . 1-7 2-0 2-5 3-0(app.)3-l 3-6 3-3 3-0 2-7 



Height to top of 



neural spine ... 4-2 4-8 6-1 7-6 7-4 7-6 6-6 6-2 4-2 



"Width between the 

 ends of the trans- 

 verse processes .... . . . . . . , . . 8-3 6-8 



Shoulder-girdle : 



Clavicle : length of anterior border 10-3 + 



„ symphysial border 6'7 



Scapula : greatest length 11-0 



width of articular eud 4-9 



Coracoid : greatest length 17'3 



width of each at hinder angle of glenoid cavity . ll-O 



Humerus : length 17'o 



greatest width at upper end 5-9 



width of shaft (at narrowest) 4-9 



„ lower end ll-l 



Radius : length 5'5 



width 4-1 



Pelvis (text-flg. 92) : 



Ilium : length 10-3 



w-idth of upper end 3-5 



middle of shaft 2-2 



„ distal end 3'5 



Pubis : length 14-2 (app.) 



width 13-0 



Ischium : width of articular head 4-5 



„ neck 2-9 



„ sjmphysial expansion 8-5 



Femur: length 18-0 (app.) 



W'idth of upper end 4'6 



,, shaft (at narrowest) ........ 4-3 



,, lower eud 10 3 



E. 2416 (Leeds Coll. 37). Portions of the skeleton of an immature individual in which ossiiicatiou 



is very incomplete. The parts preserved are : — the csntra of twenty-seven cervical 



