rr.ATE IX. 
Fig. Page 
1. Moeritherium lyonsi, Andrews; skull of a young individual, right side view : 
one-half nat. size. Fluvio-marine beds (Upper Eocene). [C. 7867.] 99 
2. Ditto ; right lower dentition, crown view : nat. size. Same horizon. 
[M. 8501.] 109 
3. Ditto; right lower premolars, inner and (3 a) crown views : nat. size. Same 
horizon. [C. 8127.] 109 
4. Ditto ; right upper premolars, crown view ; nat. size. Same horizon. 
[M. 8500.] 100 
5. Moeritherium trigonodon, Andrews ; right lower molars, crown view : nat. size. 
[Type specimen, M. 8499.] 128 
rt^., antero-external cusp. 
ai., autero-internal cusp. 
a.o. f., autorbital foramen. 
e.a.m., external auditory meatus. 
exo., exoccipital. 
/r., frontal. 
i. 2, second up[)er inci.sor. 
>., jugal. 
m. 1-3, molars, 
maxilla. 
va., nasal. 
iiur., external nares. 
orh., orbit. 
2 >a., parietal. 
l>e., postero-external cusp. 
pill. 2-4, premolars. 
2 >iiix., premaxilla. 
2>-P; paroecipital process, 
ps., parastyle. 
pti/., post-tympanic process. 
xoC; supraoccipital. 
A”/., s(piamosal. 
