78 NOTICE OF SOME NEW AND RARE SPECIES OF SCINCIDA. 
upon each side of the trank; 80 rows of scales; bicarinate upon back and sides; body 
slender; tail very long. 
~ Description. Nostrils in a single plate, near its posterior border; two slender supero-na- 
sals apparently contiguous; a large inter-nasal extending laterally upon the sides of the 
head, where it joins the supero-nasal and the first frenal plate; two fronto-nasals, not in 
contact, more or less quadrangular, each passing likewise down upon the side of the head, 
where it joins the first and second frenal; a frontal much longer than broad, narrower be- 
hind, presenting an acute angle in front; two fronto-parietals, pentangular; one inter- 
parietal; more narrow posteriorly, and two parietals, larger than the fronto-parietals; no 
occipital; a small naso-frenal; two frenals, the posterior the larger, and more elongate ; 
two freno-orbitars; seven superior labials; the fifth the largest, and more or less qua- 
drilateral; a transparent disk to the inferior eyelid; body slender with thirty rows of 
scales; those upon the abdomen and sides rounded posteriorly, those of the back more dis- 
tinctly hexagonal; scales upon the back distinctly bi-carinate; those upon the sides also 
bi-carinate, but the carins are very indistinct; scales upon the back smooth, as well as 
the inferior rows upon the sides; scales of the tail tri-carinate above; smooth, laterally 
and inferiorly; seven preeanal scales; tail very long. 
Colour. Clive green above, white with a tinge of green below, except upon posterior 
half of tail; which, as well as the upper part, is brown; a broad black lateral band on 
each side extending from behind the eye, passing over the ear, and terminating at the 
base of the tail; it occupies two rows of scales and the greater part of each of the ad- 
joining rows. 
Dimensions. Length of head, seven lines; greatest breadth six lines; length of body to 
vent, two inches, four lines; circumference, one inch, three and a half lines; length of 
tail, five inches, nine and a half lines, (a portion broken off,) total length, eight inches, 
four and a half lines. 
Habitat. Siam. One specimen presented by Dr. Ruschenberger. Nothing especial is 
known of its habits. 
EUPREPIS DISSIMILIS. NOB. 
Char. Lower \eyelid with a transparent disk; colour light olive above, with three 
lighter-coloured vittz; two more narrow vitte: upon the scales; in some specimens, spaces 
between the vitte, brown spotted; sides spotted with white; thirty-three rows of scales; 
lateral rows tri-carinate; intermediate ones smoothly bicarinate;.body short. 
Description. Nostrils in a single plate, near its posterior border; two supero-nasals, 
slender, contiguous, an internasal, broader than long; two fronto-nasals in contact; a 
