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REPTILES. 
Acanthophis Brownii. —Brown’s Acanthopiiis. 
Body blackish; lower lip white ; a transverse groove in front 
of the nostrils; tail short and depressed. Eight inches long. 
Inhabits New Holland. — Leach, Zool. Mis. pi. 3. 
Genus 23. —LANGAHA.— Bruguiere. 
Generic Character. —Head with seven large plates, and a 
central one between the eyes; muzzle long and acute; upper 
jaw greatly longer than the under one, with poisonous fangs ; body 
covered above anteriorly with small scales, and having plates be¬ 
hind the vent surrounding the tail, which towards its tip is pro¬ 
vided with small scales. • 
Langaha nasuta _ The Snouted Langaha. 
Scales on the upper surface reddish, white below, each marked 
by a gray circle; snout much elongated. Two feet eight inches 
long. Inhabits Madagascar.— Shaw, III. pi. 127. 
****** Having transverse plates on the abdomen, sub-divided 
under the tail. 
Genus 24—TRIGONOCE PH ALUS. — Oppel. 
Generic Character. —Head broad behind, and in some species 
covered with scales like those of the back, in others they are 
granulated; with depressions behind the nostrils; upper jaw 
with poisonous fangs; tail frequently terminated by a small 
horny spur. 
Trigonocephalus atrox. — The Fierce Trigonocephalus. 
Grayish-brown above with transverse linear whitish stripes ; 
abdomen dusky, with transverse irregular patches. Eighteen 
inches long. Inhabits Ceylon. 
Genus 25—PLATURUS. —Latreille. 
Generic Character. —Head covered with large plates; upper 
jaw with poisonous fangs ; tail compressed, provided with two 
rows of plates, terminated by two large ones. 
Platurus laticaudatus — The Broad-Tailed Platurus. 
Lead-coloured, with broad, well-defined, equidistant, trans- 
