318 VAEANID^. 



Scincus uiloticus, Schneid. Hist. Amph. ii. p. 195. 

 Tupinambis elegaus, part., Daxd. Repf. iii. p. 37. 



stellatus, Dnud. I. c. p. 5'J, pi. xxxi. 



oi-natus, Daud. I. c. viii. p. 353, and Ann. Mus. ii. p. 240, 



pi. xlviii. 

 Varauus elegans, Men: Tent. p. 58. 



oi'uatus, Merr. I. c. p. 50. 



Polydaedalus niloticus, Wagl. Syst. Amph. p. 164. 



capensis, Wagl. I. c. 



Monitor pulclier. Leach, in Griff. A. K. ix. pi. — . 



ornatus, Oray, Griff. A. K. ix. Syn. p. 27. 



Varaniis uiloticus, Dum. Sj- Bibr. iii. p. 476 ; Steindachn. Sitzb. Ak. 



TVien,\xu.i. 1870, p. 330. 



capensis, Wiegm. Arch. f. Nat. 1837, p. 228. 



Monitor niloticus. Gray, Ann. N. H. i. p. 293 ; Duvern. R. A., Rept. 



pi. X. bis. %. 1 ; Peters, Mon. Berl. Ac. 1870, p. 108. 



elegaus, Schleg. Ahhild. p. 75. 



saurus, Peters, I. c. p. 109, and Reise n, Mossamb. iii. p. 23, 



pi. iv. fig. 2. 



Anterior teeth acute, the others becoming roimded-off in adult 

 specimens. Snout depressed at the tip, the distance from its ex- 

 tremity to the anterior coiner of the eye equalling the distance 

 from the latter point to the anterior border of the ear ; cauthus 

 rostralis well marked. Nostril round, a little nearer the eye than 

 the tip of the snout. Digits strong, moderately elongate. Tail 

 strongly compressed, keeled above. Scales of head, including 

 supraoculars, moderate, subequal, larger than those on temples. 

 Scales of upper surface of body and limbs small, oval, tectiform ; 

 abdominal scales smooth, in seventy -five to one hundred transverse 

 rows. Caudal scales keeled ; the caudal keel with a very low, 

 doublj-'toothed crest. Colour of adult brownish or greenish grey 

 above, with darker reticulation and more or less distinct yellowish 

 ocelli on the back and limbs ; yellowish beneath, with more or less 

 distinct blackish cross bands. Young black above ; head with 

 yelloAV cross lines, neck with posteriorly directed, chevron-shaped 

 yellow lines ; lips with vertical black and yellow bars ; back with 

 transverse series of yellow spots or ocelli ; limbs black above, with 

 round yellow spots ; yellow beneath, reticulated with black ; lower 

 surface of head and body yeUow, with transverse black bands ; tail 

 with alternating black and yellow bars. 



centim. centim. 



Total length 165 Fore limb 19 



Head 9 Hind limb 25 



Neck 14 Tail 98 



Body 44 



Africa, with exception of the north-western part. 



a, b, c. Ad., hgr., & N. Africa. 

 vg., stufted. 



d. 'Ad., stuffed. Egvpt. J. Burton, Esq. [P.]. 



e. Ad., stuffed. Egvpt. Sir J. G. Wilkinson [P.]. 

 /, g. Ad. & vg. Zambesi. ' Sir J. Kirk [0.]. 



h. Yg. ' S. Africa. 



