STJBORDICR D 



ARTIODACTYLA 



21; 



Tragocerus Gaudry (Fig. 291). Skull long and narrow; cranial axis 

 slightly bent. Horns slightly curved, strongly compressed, keeled on the 

 anterior side. Molars 

 subbrachyodont. Lower 

 Pliocene ; Pikermi, Cu- 

 curon, etc., T. amaltheus 

 Wagner sp. A variety oc- 

 curs also in Samos and 

 Maragha. Lower Plio- 

 cene ; China, T. gregarius 

 Schlosser. 



Neotragocerus Matthew. 

 Horn short, straight, oval 

 in section. Molars prob- 

 ably brachyodont. Plio- 

 cene ; Nebraska. 



Group 3. BUBALIMNAE 



Sclater and Thomas. 



Fig. 291. 



Tragocerus amaltheus Wagner sp. Lower Pliocene, Pikermi, Athens. 

 Skeleton restored by A. Gaudry. Much reduced. 



Skull long and slender, 

 with or without lachrymal 

 fossa, without ethmoidal 

 vacuity. Horns pushed far backward, usually roundish in cross-section and more or 

 less spiral. Teeth generally hypsodont, without basal pillar. 



Bubalis Cuvier (Alcelaphus Blainville), 

 short, directed strongly outward ; tips 



Lachrymal fossa present. Horns 

 directed forward. Fossil in the 

 Pleistocene ; Algiers. Re- 

 cent ; Africa. 



Damaliscus Sclater. 

 Lachrymal fossa present. 

 Horns long. Parietal 

 bones relatively short. 

 Fossil in the Pliocene ; 

 Siwalik Hills, India. D. 

 'palaeindicus Lydekker sp. 

 Recent ; Africa. 



Frodamaliscus Schlosser. 

 Parietal bones long. 

 Horns strongly inclined 

 backward. Teeth moder- 

 ately hypsodont. Lower 

 Pliocene ; Samos. 



Connochaetes Lichten- 

 stein. Gnu. Skull and 

 horns ox-like. Pliocene ; 

 Algiers. In the Pliocene 

 Bohnerz of Swabia are found teeth {Antilope jaegeri Riitimeyer), which have 

 some similarity to those of the gnu. 



Criotherium Forsyth Major (1 Urmiatherium Rodler) (Fig. 292). Lachrymal 



Criotherium argalioides Forsyth Major. 

 Skull, i/4- 



Lower Pliocene, Samos. 



