21G TEETrAET VEETEEEATA OF THE FAYtlM. 
C. 10054. Inij)orfoct skull, wanting the zygomatic arches and much of the base and left side of the 
cranium. The h^etli are badly preserved or represented by the alveoli only ; the dental 
formula is ?. 2 or 3, c. 1, jnn. 4, m. 4. Type specimen described and figured in Geol. Mag. 
lor. cit. supra, also figured on PI. XX. figs. 1, 1 A, 1 B. This S})ecimen forms the basis 
for the descri{)tion of the skull given above. Its principal dimensions (in centimetres) 
are : — 
Extreme length 30 
Width between outer angles of occipital condyles .... 
Greatest width of occipital surface 13 app. 
Width ol foramen magnum 3'4 
Height of occipital surface above foramen magnum .... 6-5 
W’idth of skull-roof at lambdoidal ridge 5 9 app. 
,, „ narrowest point, opjiosite tlie middle 
of the temporal fossae 4*4 
Width between ends of supraorbital processes 8’8 
„ of snout in front of external nares 4-7 
Length of uarial opening 6-7 
Width of narial opening 3-3 
Length of dental series from canine to last molar . . . . 11 -4 
„ four molars 5 5 
Owing to the somewhat crushed condition of the specimen, some of the above 
measurements are only approximate. 
M. 8581. Plaster cast of the above specimen. Made in the British AJusevm. 
M. 8581a. Plaster cast of the brain-case of the above specimen (text-fig. 65). 
Alade in the British Museum. 
C. 10190. Anterior portion of skull of a larger individual than C. 10054. This specimen is 
associated with the cervical, dorsal, and caudal vertebrae described above (1*1. XX. 
figs. 4-6), and with the right os innominatum (text-fig. 68, 13). The dimensions (in 
centimetres) of the vertebrae are : — 
Anterior 
(?) Anterior 
Anterior 
cervical. 
lumbar 
Sacral 
caudal 
Caudal. 
(fig- 4)- 
(fig- d). 
(fig. 0). 
Width of centrum 
3-8 
5-1 
5-G 
G-2 
5-S 
Height of centrum 
2-3 
4-5 
4 
5-3 
4-2 
Length of centrum 
1-8 
4-2 
4 
3-7 
4-1 
Width between ends of transverse processes . 
12 
13-h 
19 
13-4 
13-8 
Height to top of neural spine 
8-5-p 
8-7 
8*5 
8-2 
The dimensions (in centimetres) of the os innominatum (text-fig. 68, P) are : — 
Total length 17*7 
Length of ilium from centre of acetabulum 9’7 
,, pubis from centre of acetabulum 4*2 
„ ischium from centre of acetabulum 8‘0 
Greatest width of ilium 2‘G 
„ „ ischium 4T 
