CATALOGUE 



OF 



UNGULATE S. 



VOL. n. 



Family BOVID^E (confAnued). 



KEY TO SUBFAMILIES OF BOVID^ INCLUDED IN 

 THIS VOLUME. 



c. Horns (when twisted) heteronymous (voL i, 

 p. 10). 

 a. Horns in both sexes, relatively large, 

 in females ; never in the form of 

 relatively short straight spikes. 

 Size, medium or large. 



a'. Horns fibrous, depressed, with opposed 

 edges of bases forming parallel 

 approximated lines on forehead... Ovibovince (vol. i). 



h'. Horns close-grained and more or less 

 nearly cylindrical, at least at tips, 

 and opposed edges of bases not 

 forming parallel lines on forehead. 



a-. Horns conical and gently or 

 strongly recurved, or bent 

 downwards and outwards at 

 bases, and finally directed up- 

 wards ; never strongly ridged. 

 Tail (except in two species of 

 Nemorhadits) short Rupicaprina^ (vol. i) . 



h\ Horns sublyrate, strongly ridged, 

 and often sharply bent near 

 middle, or smooth and 

 directed at first outwards or 

 downwards. Tail relatively 

 . A long Buhalime,^.1. 



r^ II. ^ 



