CLASSIFICATION OF THE THERIOOONTIA. 



49 



massive downward projections, which are its tubera. Above this 

 articulation the bone becomes narrower where it is attached to the 



■e s 



It s 



W 1-H 



S c3 ^ 



O — 2 



'1 3 ^4 



p .Ej 







g s 



&<*,!" 



pro-otic. Its lateral face here bears the groove for the Gasserian 

 ganglion, above which the bone again widens to the continuation 

 Proc, Zool. Soc— 1921, No. IV. 4 



