rr.ATE XX. 
''ig. Page 
1. EoHiren Jihyca^ Andrews; skull, side view, (1 a) palate, (Ib) exoccipitals : 
one-third nat. size. Qasr-el-Sagha beds (Middle Eocene). 
[Type specimen, C, 10054.] 198 
'1. Ditto; mandible, side and (2 a) ventral views: one-tbird nat. size. vSame 
horizon. [C. 10040.] 209 
d. Ditto ; left scapula, outer view : oue-third nat. size. Same horizon. 
[C. 10191.] 213 
4. ("I) Ditto ; lumbar vertebra, front view : one-third nat. size. Same horizon 
i'C. 10190.] 212 
5. Ditto; caudal vertebra, front view : one-third nat. size. Same horizon. 
[C. 10190.] 213 
G. Ditto ; sacral vertebra, posterior view : one-third nat. size. Same horizon 
[C. 10190.] 212 
7. Ditto ; left humerus wanting proximal epiphyses, front view : one-third nat. 
size. Same horizon. [M. 9238.] 213 
8. Zen(ilo(lon os/r/s, Dames ; imperfect skull, upper and (8 a) posterior views : 
one-fourtli nat. size. Same horizon. 
anterior palatine foramen. 
(t.z., prezygapophyses. 
/i.r/., bicipital groove, 
f., canine. 
c.h., coracoid border. 
occipital condyle. 
cor., coracoid process. 
<L, deltoid crest. 
e. ro., exoccipitals. 
f. m., foramen magnnm. 
fr., frontals. I 
glenoid cavity of scapula, 
greater (outer) tuberosity. 
i. 1-B, incisors. 
I.C., inner condyle. 
I.C., lambdoidal crest. 
[C. 10018.] 237 
l.i., lesser (inner) tuberosity. 
vi.f., mental foramen. 
m.v., maxilla. 
iia., nasals. 
nar., external nares. 
/)a., ])arietals. 
pm. 1-2, premolars. 
pyn.r., premaxilla. 
S.C., sagittal crest. 
.soc., supraoccipital. 
sp. , spine of scapula. 
sq. , s(piamosal. 
s.r., sacral rib. 
s)/»u, symphysis of mandible. 
tr., distal articulation of humerus. 
zyij., zygomatic process. 
