GERRHOSAURUS B1BRONI. Smith. 
Reptilia.— Plate XXXVIII. Fig. 1. (Male.) 
G csiiperne rubro-brunneus, lineis duabus sublatis et duabus angustis variegatis, his ad basin caud* 
' " mis versus apicem desinentibus ; mento, gala, capitis lateribus, guttere, extreimtatibusque anterior, 
interne minatis ; pectore abdomineque griseo-albis ; scute occipitale rliom 
Longitiido e naso ad basin caudee 4 unc. 6 lin. ; caudae G unc. 
Colour. — The upper surface of the head chesnut-brown t the sides and 
under surface of the head and the throat anteriorly ^ 
the sides of the body, the upper parts of the tad and the 
extremities intermediate between brown, sh red and deep o,a . g 1 
brown. The back is variegated with four yellow lines and ta ' 
which are the continuations of the two external lines of the back, and w 
commence above and over the eyes. These lines are wider than the otto two 
which extend along the middle of the back, have a greenish tmge and 
very narrow and slightly broken ; the latter commence at the hind-head and 
terminate at the base of the tail, and become less distinct as they recede : from 
the head. The throat posteriorly, the breast, belly, under surface of ta and 
inner surface of extremities greyish white, the colour on the fore legs tinted 
with vermillion-red. Eyes deep chesnut-hrown. 
Form, &c.-Fignre moderately slender and fusiform; tail tapered to 
point. Head quadrangular and tapered towards the nose, w 11 c ' 's 0 n 
pointed. Body and base of tail quadrangular, the angles roundec , an 
back and sides, but especially the latter slightly convex ; tail towards me 
point cylindrical ; internasal plate large, triangular, and diamond shape . 
Naso-rostral plates small roundish, and the nostrils towards their ower 
martr in Fronto-parietal plates five-sided, sides unequal; parietal plates 
three-sided, the inner side arched with a small diamond shaped occipital 
Gte situated partly between them and partly between the inner and hinder 
atoes 7the toito-pari.tal. Palpebral pia.es four, the two middle ones the 
largest and the whole margined externally by a row of narrow oblong plates 
w to form the upper edge of the orbit. Temporal plates small, subcrcular 
la placed like stones in a pavement; scales of upper hp six, exclusive of 
the rostral plate, the fourth, reckoning from before backwards the longes . 
Me., us extern . small and vertical, broadest below, and an.enoriy edged wrft 
a slightly projecting scaly plate. Lateral duplicature of skin, which extends 
