PLATE XII. 
. Falccomastodon C?) beadnelli, Andrews ; skull, lateral, (1 a) palatal, and 
(1 b) posterior views; one-fourth nat. size. Fluvio-marine beds (Upper 
Eocene). [M. 8464.] 
I’asfe 
130 
al., alisphenoid. 
aJ.c, alisphenoid craial. 
(to.f., antorbital foramen. 
hn 2 >; basisplieuoid. 
f.n.m., external auditory meatus. 
eu., eustachian opening. 
exo., exoccipitiil. 
foramen lacerum auterius. 
f.l.m., foramen lacerum medium, 
foramen lacerum posterius. 
/‘.at., foramen magnum, 
f.o., foramen ovale. 
/'or., foramina opeiung into aii’-sinuses. 
I.C.C., foramen for internal common carotid. 
ju., jugal. 
m. 1-3, molars. 
mx., maxilla. 
2 >a., parietal. 
})l., palatine. 
pm. 2-4, premolars. 
paroccipital process. 
PP-f-’ posterior palatine foramen. 
pi., pterygoid. 
ptj/., post-tympanic process. 
S.C., sagittal crest. 
soc., supi’aoccipital. 
sf]., squamosal. 
sl.m., stylomastoid foramen. 
