160 



Annals of the Carnegie Museum. 



Plate XL 1 1 1. 



Helaleles boops, type. Skull and lower jaws. 



Fig. I. 



Fig. 2. Helaletes boops, type. 



Fig. 3. Helaletes boops, type. 



Fig. 4. Epihippus gracilis. 



Fig. 5. Epihippus gracilis. 



Fig. 6. Epihippus gracilis. 



Fig. 7. Epihippus gracilis. 



Fig. 8. Epihippus gracilis. 



Palate and crowns of upper teeth. 

 Crowns of lower teeth. 

 Crowns of upper teeth. C. M. No. 3398. 

 Crowns of lower teeth. C. M. No. 3398. 

 Scapula, distal end. C. M. No. 3398. 

 Radius, anterior face. C. M. No. 3398. 

 Lunar, dorsal face. C. IVL No. 3398. 



All figures natural size. 



