BONES OF THE CRANIUM > 133 
a 
Fie.130:—Cross-SECTION OF CRANIUM OF OX. 
The section cuts the posterior part. of the temporal condyle and is viewed from behind. a, Body of sphenoid; b, 
a; 4, foramen 
bulla ossea; c, temporal condyle; 1, dorsum sellw; 2, foramen ovale; 3, hypophyseal or pituitary fos 
orbito-rotundum; 5, optic foramina; 6, crista galli; 7, cribriform plate of ethmoid; §, orbital wing of sphenoid; 9, 
temporal wing of sphenoid; 10, internal plate of frontal bone; 11, frontal sinus; 12, temporal process of malar bone. 
a b c 
Fic. 131.—Cross-SEcTION OF CRANIUM OF OX. 
The section cuts the posterior part of the temporal condyle and is viewed from in front. a, Basilar part of occipital 
bone; b, bulla ossea; c, paramastoid process; d, meatus acusticus externus; e, temporal fossa; 1, tympanic cavity; 2, 
internal opening of condyloid canal; 3, internal opening of temporal canal; 4, depression for vermis cerebelli; 5, internal 
occipital protuberance; 6, internal plate of parietal bone; 7, internal plate of frontal bone; 8, frontal sinus; 9, petrous 
temporal bone; 10, postglenoid process; 11, hyoid process. 
