96 
TERTIARY VERTERRATA OF THE FAYCtM. 
ol’ pvi. 4, m. 1, and m. 2 liave hecMi In’okcn away, and m. 3 is not quite complete 
posteriorly. The dimensions (in centimetres) of this specimen are : — 
Length of tootli-series (canine, premolars, and molars) . . . ]7'8 
,, molar series 8’ 6 
,, premolar series 7'C 
Length. Width. 
■w. 3 3-7 3-5 
»/). 2 3‘7 app. 3'2 
m. 1 3-0 2-5 
pm. 4 . . 1-9 
pm. 3 2‘5 2'1 
pm. 2 2-3 1-8 
pm. 1 1-8 1‘8 
r 1-8 1-2 
C. 10009. Left premaxilla with 1 and the sockets of i. 2 and i. 3. Described and figured by Andrews 
and Beadnell in ‘Prelim. Note on some new Mammals from the Upper Eocene of 
Egypt/ pp. 4-5, fig. 3, where it was provisionally referred to Pldornia ser7idens. 
Also figured on PI. VI. fig. 1. The dimensions (in centimetres) of this specimen are : — 
Length of premaxilla, so far as preserved 12'0 
Depth of premaxilla beneath i.2 5-0 
Length of palatine process 2*8 
Length of Lisk (incomplete posteriorly) in straight line . . . 14'0 
„ ,, projecting from alveolus 5'0 
Antero-posterior diameter of tusk at alveolus 2-2 
Lateral diameter of tusk at alveolus 1’4 
M. 8144. Plaster cast of the last specimen. Made in the British Museum. 
C. 8801. Posterior portion of greatly cru.shed skull, probably belonging to this species or to 
M. minor (text-fig. 39). The dimensions (in centimetres) are : — 
AVidth of condyles 4-9 
„ at base of zygomatic process of squamosal .... 15‘0 
,, (greatest) of brain-case 7'0 
Approximate width between supraorbital processes .... 1(5 
M. 8872. Plaster cast of the above specimen. Made in the British Museum. 
Megalohyrax minor, Andrews. 
[Plate VIT. figs. 1, 2, 3.] 
1904. Meijalohjrax minor, C. AV. Andrews, Geol. Mag. [5] vol. i. p. 213. 
Tijpe SpeciitiOi . — Left maxilla witli the molar and premolar series preserved 
(PL Vll. fig. 1) ; Geological Museum, Cairo. 
The length of the molar and premolar series together is 13 cm., that of the molars 
alone 7 '5 cm. 
