KLEFUANTinJC. HYKAX. 283 



The White Rhinoceros. Rhinaster ketloa. 



Rhinoceros ketloa, Smith, Illustr. Zool. S. Africa, Mamni. tab. 1. — 

 Parsons, Phil. Trans. 1742-43, p. 540. tab. 3. figs. 8, 9 (horns). 



a, b. Adult front horns. 



c. Adult back horn. 



d. Half-grown (front and hack horn). 



e. Young back horn. 



/. Very young back horn. 



The Koiuaisa. Rhinaster oswellii. 



Rhinoceros oswellii, Gray, Proc. Zool. Soc. 1853, p. 4G. fig. (horns). — 

 Anderson's Lake Ngami or Explorations in S. Africa, p. 388. fig. 

 (horns). 



a. The front and back horn. Interior of B. Africa. Presented by 



Colonel Thomas Steele. — The specimen figured by Dr. Gray. 

 6. Front horn (4 feet 9 inches long). Interior of S. Africa. 



c. Front horn. 



d. Front horn. From Sir Hans Sloane's Collection. — The specimen 



figured by Parsons, Phil. Trans. 1742-43, tab. 3. fig. 6 (horn). 



HYRAX. 



Teeth : — Incisors ^, ; Canines ^ ; Premolars t-j ; Molars ^ ; =34. 



2— Z Q— U 4 — 4 3 — 3 



The Klip-das. Hyrax capensis. 



Pallas, Spicil. Zool. ii. p. 1G.—Cui\, Oss. Foss. ii. p. 127. pi. 2. figs. 1-6 

 (skull). — Spix, Cephalog. pi. 7. fig. 8. — Blainv., Oste"og. G. Hyrax, 

 pi. 2 (skull and dentition). — G. Fisehei; Anat. des Makis, p. 163. 

 pi. 18. fig. 2 (skull), 1804.— .F. Cuv., Dents des Manini. p. 218. no. 89. 

 hgs. 1-3 (dentition). 



Cervical vertebrae 7 



Dorsal 21 



Lumhar 8 



Sacral 5 



Caudal 6 or 7 



a. Skeleton. Cape of Good Hope. From the Zoological Society's 



Collection. — This specimen has twenty-two pairs of ribs, the 

 first of which are articulated to the last cervical vertebra), and 

 five sternal bones. 



b. Skeleton. Cape of Good Hope. From the Zoological Society's 



Collection. — This specimen has only twenty-one pairs of ribs, 

 hut has more sternal bones than a, the number being seven. 



c-e. Skulls. From the Zoological Society's Collection. 



/. Skull : young. 



