38 



DR. \V. a. RIUKWOOU ox THI-: ( UAMAL 



[May 3, 



lateral paiis of tlie supiuoceipital are at tlieir anterior ends in 

 contact with the posterior edges of the alisphenoids. 



The postei'ior temporal fossa is very extensive. It is i-oofed 

 over by the fi-ontal, squamosal, and epiotic, while its floor is 

 formed by the postfrontal, alisplienoid, pro-otic, squamosal, supra- 

 occipital, and exoccipital. Its apeitui-e is l^ounded above by the 



TexT-flo-. 8. 



ps bs 



Cranium of EI ops scnirns. 

 A, dorsal view: B, biick view: C, left side. For ex)ilanatioii of lettering, see p. 81. 



epiotic and squamosal, extei-nally by the squamosal, mesially by 

 the epiotic, and ventrally by the squamosal, exoccipital, and 

 opisthotic. The epiotic is so lai-gely overlapped by the pai-ietal 

 .and squamosal bones, that only its posterior part is visible in a. 



