EINAR LÖNNBERG, SOME SOUTH AMERICAN CANIDJ5. 7 



formidable animal for its prey to judge from its very long 

 and sharply pointed canines which reach even beyond the 

 lower margin of the mandible. The very high sagittal crest 



Fig. 2. Upper view of skull of Pseudalopex lycoides 



to show how musculus temporalia on the left side 



has reached further upwards and forwards than 



on the right. 



which extends forward in front of sutura coronalis, proves as 

 well that the musculature of the jaws (especially m. temporalis) 

 is very powerfully developed, much more so than in Ps. 



