rLATE XXVI. 
Fi-'. Page 
1. (riyuntophis garstini, Andrews, •, part of vertebral column, from above : two- 
thirds iiat. size. Qasr-el-Sagha beds (Middle Eocene). 
[Part of type specimen, C. 10022.] 307 
Ditto ; vertebra from side, (2 a) from front, {'2, b) from bad';, (2 c) from below : 
two-thirds nat. size. Same horizon. [R. 3188.] 307 
3. (1) Ditto; ])osterior portion of left mandibular ramus from above, (3 a) from 
outer side : nat. size. Same horizon. [C. 10023.] 308 
4. Fterosphenus schweinfurthi {Andrews) ; vertebra, from back, (4 a) from front, 
(4 b) from left side: two-thirds nat. size. Same horizon. 
[Type specimen, C. 10194.] 310 
5. Ditto; smaller vertebra, from right side : two-thirds nat. size. Same horizon. 
[C. 10195.] 31 1 
G. Ditto: large vertebra, from left side: two-thirds nat. size. Same horizon. 
[C. 10196.] 3 1 1 
ifiKj; lingular jirocess of mandible. 
art., articular surface of mandible. 
a.z., anterior zygapopliyses. 
/., pit on posterior face of arch. 
hup., hypapophvsis. 
/./»., postero-lateral proctiss. 
».sp., neural spine. 
p.z., posterior zj^gapojdiyses. 
t.p., transverse processes. 
z<(., zygantrum. 
zs., zjgosphene. 
