1. VARANUS. 307 
and twenty-five transverse series (counted from collar-fold to groin). 
Caudal scales more or less distinctly keeled; no caudal crest. 
Greyish yellow, sometimes with more or less distinct brown cross 
bars on the back and tail and brown streaks along the sides of the 
neck. Young with round yellow spots and dark brown cross bars 
and temporal and cervical streaks; a few brown lines across the 
snout and short vertical brown lines on the lower lip. 
centim. centim. 
Total length ...... 127 Fore limb ........ 19 
Head's: save ee as 9 Hind limb........ 21 
NGG sissies laud ue ¢ 9 POA - aioe taenanae iets 71 
Body aise 2 sauce 38 
North Africa ; South-western Asia, from Arabia and the Caspian 
Sea to North-western India. 
a,b. Ad. & yg. N. Africa. Sir J. G. Wilkinson [P. ]. 
c,d. Ad., stutted. N. Africa. 
e, f. Ad., skeletons. Algeria. 
gy. Hgyr., stuffed. Desert de Souf, Al- 
geria, 
h. Ad., stuffed. Ecypt. W. K. Loftus, Esq. [P.]. 
i,k. Ad., stuffed. Egypt Sir J. G. Wilkinson [P.]. 
1. Her., stuffed. Banks of the Nile. 
m, Ad., stuffed. Sarakhe, 1000 feet,  Capt..Napier [C.]. 
Caspian Sea. 
n-o. Her. Ghainak, Persia. 
p. Yg. Konah Takhli, 8. 
Persia. 
g. Ad., stuffed. Kokand. 
r. Ad. Agra. 
s. Ad. Kurrachee. Secretary of State for India 
B.] 
2. Varanus albigularis. 
Regenia albogularis, Gray, Cat.p. 8. 
Tupinambis albigularis, Daud. Rept. ii. p. 72, pl. xxii. 
Monitor (Psammosaurus) albogularis, Gray, Griff. A. K. ix. Syn. 
. 28. 
Vovanad albogularis, Dum. § Bibr. iii, p. 495; Smith, Ill. 8. Afr., 
Rept. pl. ii. ; 
Monitor exanthematicus, var. C, Schleg. Abbild. p. 71. 
— albogularis, Peters, Mon. Berl. Ac. 1870, p. 109, and Reise 
Mossamb. iii. p. 24, pl. iv. fig. 3. 
Teeth obtusely conical. Snout obtuse, convex, measuring the 
distance from the anterior border of the orbit to the anterior border 
of the ear; canthus rostralis obtuse. Nostril an oblique slit, three 
times as distant from the end of the snout as from the orbit. Digits 
short, the length of the fourth toe, measured from its articulation 
with the tarsus to the base of the claw, equalling about that of 
the femur. Tail feebly compressed, round in its anterior third, 
keeled above. Scales of head small, subequal. Scales on upper 
x 2 
