PLATE XIX. 
I<'ig. Page 
1. Geiiioliijns Andrews ; symphysis and right ramus of mandible, side 
and (1 a) upper views: nat. size. Fluvio-marine beds (Upper Eocene). 
[Type specimen, C. 8634.] 193 
2. Gmiohyns fajumensis, portion of riglit ramus of mandible with 
the premolars, side and (2 a) crown views: nat. size. Same horizon. 
[Type specimen, M. 8435.] 195 
3. Tterodon africanvs^ Andrews ; right ramus of mandible with cheek-teeth, 
outer view : two-thirds nat. size. Same horizon. 
[Type specimen, M. 8503.] 220 
4. Ayterodon macroynatlius, Andrews ; right ramus of mandible with much- 
worn and broken teeth, inner view: two-thirds nat. size. Same horizon. 
[M. 8437 b.] 220 
5. Ditto ; two right lower molars (wn 2, m. 3) much abraded, inner view : two- 
thirds nat. size. Same horizon. [M. 8436.] 220 
0 . Shiopa ethiopica^ sp. nov. ; portion of left ramus of mandible with broken 
teeth, inner and (0 a) crown views : nat. size. Same horizon. 
[Type specimen, C. 10193.] 233 
7. ( 1 ) Apterodon macrognathus, Andrews ; distal end of right humerus, front 
and (7 a) back views : two-thirds nat. size. Same horizon. [M. 8504.] 231 
c., socket of canine, 
e./., entepicondylar foramen. 
i. 1-3, incisors. 
i.c., inner condyle. 
m. 1-3, molars. 
m.f., mental foramina. 
ol.f., olecranon fossa. 
2 )m. 1-4, premolars. 
jjr., process from lower border of mandible. 
