546 



ZOOLOGY 



SECT. 



pressed from above downwards. The orbits are large and approach 

 near to one another. 



In the Carnivora vera the spine of the scapula is situated at 



Jm 



FIG. 1168. Lateral view of skull of Dog (Canis familiaris). C. occ. occipital condyle ; F.frontal ; 

 F inf. infra-orbital foramen ; Jg. jugal; Jm. premaxilla ; L. lacrymal ; M. maxilla; M.aud. 

 external auditory meatus ; Md. mandible; N. nasal; P. parietal; Pal. palatine; Pjt. 

 zygomatic process of squamosal ; Pt. " pterygoid " ; Sph. alisphenoid ; Sq. squamosal ; Sq. occ. 

 supraoccipital ; T. tympanic. (From Wiedersheim's Comparative Anatomy.) 



about the middle of the outer surface of the bone. The acromion 

 is usually well developed, sometimes with a metacromion. The 

 coracoid process is very small. The clavicle is never complete, 



FIG. 1169. Section of the left auditory bulla and surrounding bones of a Bear ( Ursus ferox). 

 a. m. external auditory meatus ; B. 0. basioccipital ; e. Eustachian tube ; Sq. squamosal ; 

 T. tympanic ; t. tympanic ring. (After Flower.) 



sometimes entirely absent. There is a supra-condyloid foramen 

 in the Cats and some of the other groups, not in the Dogs or 

 Bears. 



