PICROCLEIDUS BELOCLIS. 145 



Vertebrae "I 





Cervicals. 



Anterior 

 dorsals. 





A 



A 



{ 



3-2 



3-2 3-2 



r- ^^- — , 

 3-2 3-4 



4-5 



4-3(app.) 4-6 



5-3 5-0 



3-0 



3-0 



3-4 3-4 



11-4 



11-5 12-5 





(PI. VII. fig.=<. 3-4) 



Length of centrum in mid- 

 ventral line 



Width of anterior face of 

 centrum 



Height of ditto 



Height to top of neural spine 



Width of middle of neural 



spine 2-6 2-6 2-6 



Width betrt'een ends of trans- 

 verse processes . . . . 10'6 ] 0"7 



Shoulder-girdle (PI. VII. figs. 2, 2 a ; text-fig. 70) : 



Scapula : greatest length 18-7 



greatest length from posterior end of median 



coracoid process to anterior angle 10'6 



greatest diameter of coraco-scapular foramen . . 8-8 



Ccracoids: greatest length 27'7 



width of united bones at hinder angles of glenoid 



cavity 27'8 



width of combined bones at narrowest .... 16'7 

 width between outer angles of the postero- 

 external processes (approx.) 14"2 



The widths are exaggerated by crushing. 



Interclaviele (PI. VII. fig. 2 a) : 



greatest length 7'0 



„ width 3-8 



Humerus (PI. VII. fig. 2 b) : 



greatest length IS'3 



diameter of head 4'9 



greatest width at proximal end 6-0 



width of shaft at narrowest 4'4 



,, distal expansion 9*9 



Eadius (PL VII. fig. 2 b) : 



length in middle line 5'9 



width at proximal end (approx.) 5'o 



„ distal end 5'0 



Ulna (PI. VII. fig. 2 b): 



greatest length 4-8 



greatest width 5-3 



R. 3698 (Leeds Coll. 173). Portions of skull and skeleton including basioccipital, quadrate 

 with part of squamosal, a much crushed exoccipital, portions of mandibular rami, 

 atlas, axis, and thirty other cervical vertebras, many with ribs and neural arches 

 (ribs fused in the anterior part of the neck, free posteriorly), sixteen caudal vertebrae, 



U 



