78 FAUNA ANTIQUA SIVALENSIS. 



Fig. 8. — H. Palceindicus. Lower canine. — B.M. 



Fig. 8 a. — H. Palceindicus. Transverse section of canine, of ovoid 

 shape. 



Fig. 9. — IT. Palceindicus. Last lumbar vertebra. Anterior view. — B.M. 

 Fig. 9 a. — H. Palceindicus. Last lumbar vertebra. Viewed from above. 

 Fig. 9 b. — H. Palceindicus. Last lumbar vertebra. Lateral view. 



Figs. 10, 10 a, 10 b, and 10 c. — Hippopotamus (Hexaprotodon) Irava- 

 ticus (Falc. and Caut.), from Ava. Anterior portion of the lower jaw, 

 different views. Shows the six incisor teeth characteristic of the sub- 

 genus. — B.M. 



Figs. 11 and 11 a. — H. Iravaticus. Fragment of jaw with alveoli, &c. 



Figs. 12 and 12a. — Hippopotamus (Hexaprotodon) Namadicus. From 

 the Nerbudda. Anterior portion of lower jaw, showing the six 

 incisors. 



Plate LVIII. 



Fig. 1. — Hippopotamus (Hexaprotodon) Namadicus (Falc. and Caut.), 

 from the Nerbudda. Lower jaAV, viewed from above, showing molars, 

 canines, and six incisors. — B.M. 



Fig. 1 a. — Hippopotamus (Hexaprotodon) Namadicus. Eight lateral 

 vieAV of same specimen. 



Fig. 2. — H. Namadicus. Lower jaw, viewed from above. Showing 

 molars and premolars complete on left side, with portions of both canines 

 and of right outer incisor ; also alveoli of five remaining incisors. — 

 B.M. 



Fig. 2 b. — H. Namadicus. Lateral view of same specimen. 



Fig. 3. — H. Namadicus. Fragment of lower jaw viewed from above, 

 showing molars and premolars on one side, and portions of left canine 

 and all six incisors. — B.M. 



Fig. 3 b. — //. Namadicus. Lateral view of same specimen. 



Fig. 4. — Hippopotamus (Tetraprotodon) Palaiindicus. Fine specimen 

 of skull, incomplete ; upper surface showing the zygomatic arches, and 

 the great prominence of the sagittal ridge. There is a still more perfect 

 specimen in the Museum of the Asiatic Society of Bengal. — B.M. 



Fig. 4 a. — Hippopotamus (Tetraprotodon) Palceindicus. Lateral view 

 of same specimen, showing the great projection of the orbit above the 

 plane of the frontal. 



Fig. 4 b. — Hippopotamus (Tetraprotodon) Palceindicus. Palatine view 

 of same specimen, shoAving the three molars on both sides, well ground 

 doAvn, and the left posterior premolar. 



Figs. 5, 5 a, 5 b, and 5 c. — Hippopotamus Palceindicus. Four 

 different vieAvs of first dorsal A r ertebra. — B.M. 



Fig. G. — H. Palmndicus. Head, neck, and upper portion of shaft 

 of left femur, anterior view. — B.M. 



Fig. 6 a. — //. Palceindicus. Posterior AdeAv of same specimen. 



