PLATE XXTI. 
I'ig. Page 
1. Crocodiliis articeps, Andrews; anterior portion of sknll from above, (1 a) 
from left side, (1 b) from below : one-third nat. size. Flnvio-marine beds 
(Upper Eocene). [-^-'yp© specimen, C. 10036,] 261 
2. Ditto; mandible from above and (2a) from left side: one-third nat. size. 
Same horizon. [C. 10065.] 263 
utKj., angular. 
(irt., articular. 
deni., dentarv. 
m.c., maxilla, 
nrt., nasals. 
orh., orbit. 
l>cd., palatine. 
2>inx., premaxilla, 
pr./., prefrontal. 
s.awj., surangular. 
splenial. 
tr., transverse bone. 
