114 



Mr. E,. I. Pocock on the 



any features of systematic value. A more detailed comparison 

 tliaa I have made may, however, show that such differences 



Fiof. 1. 



A. Left ear of Felis ruffus esquinajicc, nat. size. 



B. „ „ jaguaro7uU, „ „ 

 C „ „ salinarum, „ „ 



exist. For instance, in F. eyra the excrescence on the antero- 

 internal ridge overlapping the anterior end of tlie supratragus 

 {plica principalis) is rather unusually well developed. 



