JNKKRITI I RRIUM LTONSI. 
123 
M. 8898. 
M. 9116. 
M. 9117. 
C. 8831. 
C. 8832. 
C. 7910. 
M. 8500. 
C. 10001. 
M. 8147. 
C. 8112. 
M. 8907. 
Length of m. 2 3'2 
„ on. 1 2-0 
,, pm. 4 2’1 
„ 2>m.3 2-6 
Posterior ]iortion of skull froni which tlie cast of ilic hrain-case M. 911G was inado. 
IMiddle Eocene. 
Cast of cranial cavity of last specimen (text-fig. 41). Made in the JJritish Museum. 
Plaster cast of the cranial cavity of the imperfect skull C. 10002. 
Made in the British Museum- 
(?) ]\Iuch-worn lower tusk (second incisor), showing the w’ear-surface truncating the 
summit nearly at right angles and the very long but closed root, grooved above. 
Total length 13 cm. ; width of ci’own 2‘8. Upper Eocene. 
(?) Crown of a similar but much less worn tooth. The crown is covered with a thick 
enamel which extends furthest down on the upper and lower faces ; wear-surface at 
present a narrow band at right angles to long axis. Width of crown 2 cm. Upper 
Eocene. 
(?) Upper tusk (second incisor), greatly curved ; root closed ; wear-surface on posterior 
side of crown. Length in straight line 12’5 cm. ; width of crown 2'G cm. Upper Eocene. 
Eight upper premolars and m. 1 of a large individual. The size of the teeth is somewhat 
exaggerated by the cracking and slight displacement of the enamel (not shown in 
figure). The premolars are figured in PI. IX. fig. 4. Upper Eocene. The dimensions 
(in centimetres) of the teeth are : — 
Length. Width. 
pm. 2 2' 6 2-2 
pm. 3 2'G 3'2 
pm. 4 2'2 2'9 
m.\ 3T 2'7 
Length of tlie preniolar series 7’5. 
Presented hy TT'. E. de Winton, Esq., 1903. 
Upper molars and premolars found close to type. Described and figured in Geol. Mag. 
[4] vol. viii. (1901) p. 404, fig. 2 A ; also PI. X. fig. 2. Middle Eocene. The 
dimensions (in centimetres) of these teeth are : — ■ 
Length. 
Width. 
pm. 2 
2-7 
2-3 app 
qnn. 3 
2-65 
2-95 
pm. 4 
2-3 
2-75 
m.\ 
2-9 
2-7 
2 
2-6 (?) 
2-35 
Plaster cast of the above specimen. Made in the British Museum. 
Right upper premolar. Upper Eocene. 
Portions of upper and lower jaws with imperfect teeth, axis, and two other cervical 
vertebra?, some imperfect dorsals, and a fragment of a pelvis. IMiddle Eocene. 
Presented by the Eqypitian Government, 1904. 
E 2 
