1. VARANUS, 



321 



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

 canfhus rostralis sharp. Nostril round, nearer the tip of the snout 

 tlian the oi-bit. Digits strong, moderately elongate. Tail strongly 

 compressed, keeled above. Scales of head, including supraoculars, 

 subequal, very small, not larger than those on the temples. Scales 

 of upper surface of body and limbs small, oval, tectiform. Abdominal 

 scales smooth, in one hundred and twenty-five to one hundred and 

 forty transverse rows. Caudal scales keeled ; the caudal keel with 

 a very low, doubly-toothed crest. Brown above, with more or less 

 distinct round j'ellow spots or ocelli on the back and limbs and 

 yellow annuli round the tail ; temple with two yellow streaks, 

 separated by a black band ; these streaks extending more or less 

 distinctly along the sides of the neck ; lower surfaces yellowish, 

 uniform or with small blackish spots. Young with the markings 

 much accentuated. 



centim. 

 Total length 130 



centim. 



Fore limb 20 



Hind limb 22 



75 



Dr. Coppinger [C] 

 (H.M.S. ' Alert.') 

 J. Gould, Esci. [G: 

 J. Gould, Esq. rC. 

 Capt. Chambers [P.]. 



J. R. Elsev, Esq. [P.]. 

 Mr. Duboiilay [C.]._ 

 Lords of the Admiralty 



[P.]. 

 Godeffroy Museum. 



Sir T. L. Mitchell [P.j. 

 W. Theobald, Esq. [P.]. 



22. Varanus prasinus. 



Hydrosaurus prasinus, Gray, Cat. p. lo. 

 ? Monitor viridis, Graii, Griff. A. K. ix. Syn. p. 20. 

 Monitor prasinus (.1/;V/Z.), Schley. Ahhild. p. 78, pi. xxii. fig. 5 ; ^[iiU. 1^- 



Sc/iley. Vcrh. Natiirl. Gescli. Xedcrl. uv. Bezitt., liept. p. 42, pi. v. ; 



Peters i^- Doria, Ann. Mus. Genov. xiii. 1878, p. 335, pi. ii. lig. 3. 

 Varanus prasinus, A. Dum. Arch. Mus. viii. p. 499 ; Sauvaye, Bull. 



Soc. Philom. (7) ii. 1878, p. 33. 

 Odatria prasina, Giinth. Ann, 8f May. N, H. (o) iii. 1879, p. 84. 



Teeth acute, compressed. Snout depressed at the end, measuring 

 the distance from the anterior border of the orbit to the ear ; canthus 

 VOL. II. r 



