B24 VARANIDZ. 
e. Hgr. Prince-of-Wales’ Island, Dr. ee [C.]. 
Torres Straits. HLM.S. ¢ Alert,’) 
Sf. Ye. Cape York. Hr. Daimel ti 
g. Ad. Port Essington. Earl of Derby Fh 
h, Yg. Port Darwin. acne Buckland, Esq. 
a Ad. —-? Earl of Derby [P.]. 
26. Varanus acanthurus. 
Odatria ocellata, Gray, Cat. p. 8. 
Odatria ocellata, Gray, Zool. Erebus § Terror, pl. ii. 
Monitor ocellatus, Peters §& Doria, Ann. Mus. Genov. xiii. 1878, 
p. 838, 
Teeth acute, compressed. Snout depressed at the end, measuring 
less than the distance from the anterior border of the orbit to the 
ear; canthus rostralis well marked. Nostril round, slightly nearer 
the end of the snout than the orbit. Digits moderate. Tail round, 
depressed at the base, not keeled. Head-scales very small, equal; 
supraocular scales smaller still, granular. Scales of upper surfaces 
small, elongate, tectiform. Abdominal scales smooth, in sixty-five 
to seventy-five transverse series. Caudal scales strongly keeled, 
the keels on the sides and upper surface forming large spines. 
Blackish, with large yellow rings; limbs and tail yellow-spotted ; a 
black and yellow temporal streak ; neck sometimes with black and 
yellow longitudinal streaks; lower surfaces yellowish, the throat 
dotted with blackish. 
millim. millim. 
Total length ...... 665 Fore limb ........ 65 
HCA ici se assed te 35 Hind limb........ 90 
INCOR its Gaiiaceana te 45 Path wiademceaeas .. 450 
Body sii mae aces 135 
Northern and Western Australia. 
a, Ad. N.W. Australia. (Type.) 
b. Ad. N. Australia. J. R. Elsey, Esq. [C.]. 
ec, Ad., skin. N. Australia. J. R. Elsey, Esq. of 
d. Yg. Nicol Bay. Mr. Duboulay (6. . 
28. Varanus caudolineatus. (Prare XVIII.) 
Snout very short, depressed at the end, measuring much less than 
the distance from the anterior border of the orbit to the ear ; canthus 
rostralis not very distinct. Nostril round, equally distant from the 
end of the snout and the orbit. Digits moderate. Tail round, de- 
pressed at the base, not keeled, not much longer than head and body. 
Head-scales, including supraoculars, small, subequal. Scales of 
upper surfaces small, perfectly round, simply convex. Abdominal 
scales smooth, in seventy transverse rows. Upper and lateral caudal 
scales strongly keeled, forming small spines. Yellowish-grey above, 
