308 VARANID. 
surfaces small, oval, smooth ; nuchal scales not larger than occipitals. 
Abdominal scales smooth, in eighty-five to one hundred transverse 
rows. Caudal scales keeled; the caudal keel with a very low, 
doubly-toothed crest. Greyish-brown above, with large round 
yellow dark-edged spots arranged in transverse series on the back ; 
a dark temporal streak, extending along the side of the neck; 
tail with alternate brown and yellowish annuli; lower surfaces 
yellowish. 
centim. centim. 
Total length ...... 122 Fore limb........ 17 
Cay saciod ergeatey eoabe’ 9 Hind limb........ 19 
INCI 5 iacastacie atediaa 9 Tat) aise. ae OF 
Body je vice acess tease 37 
South and South-east Africa. 
a, b,c. Ad., stuffed. S. Africa. 8. African Museum. 
d. Her., stuffed. Port Natal. 
e. Hey. Lake Nyassa, 
f. Anatomical preparation. (Cf. Ginther, Proc. Zool. Soc. 1861, p. 113.) 
3. Varanus ocellatus. 
Varanus ocellatus, Riippell, Reise N. Afr., Rept. p. 21, pl. vi. 
Monitor ocellatus, Peters, Mon. Berl, Ac. 1870, p. 109. 
Distinguished from the preceding by the larger dorsal and nuchal 
scales, the latter being much larger than the occipitals. Abdominal 
scales in seventy transverse rows. Yellowish-brown above, with 
more or less distinct, yellowish, brown-edged round spots; no dark 
streak on the side of tho neck. 
Abyssinia ; Cordofan, 
a, Ad. Anseba, Abyssinia. W. T. Blanford, Esq. [C.]. 
b. Ad., stuffed. Cordofan, Dr. Riippell. 
4. Varanus exanthematicus. 
Regenia ocellatus, Gray, Cat. p. 9. 
Lacerta ee ania Bose, Act. Soc, Hist, Nat. Paris, 1792, p. 25, 
J. v. fig. 3. 
Tupinamisis exanthematicus, Daud. Rept. iii. p. 80. 
Varanus exanthematicus, Merv. Tent. p. 60. 
ocellatus (non Riipp.), Dum. § Bibr. iii p. 496. 
Monitor exanthematicus, var. A, Schley. Abbild. p. 70. 
—— exanthematicus, Peters, Mon. Berl. Ac. 1870, p. 109. 
Differs from the two preceding species in the position of the 
nostrils; these are more anterior, their distance from the orbit being 
at least half their distance from the end of the snout. Scales as in 
