REPTILES. 
290 
Dracaena Guianensis. — The Guiana Dracgena. 
Plate LXX. fig. 2. 
Head small, tapering; neck thick, body round, and the tail 
very long; colour brown, inclining to chestnut, paler on the ab¬ 
domen, which is marked with numerous small yellow spots. 
Inhabits Guiana. 
Genus 6.—TEIUS.— Merrem. 
Generic Character. —Back scales smooth and small, a row of 
pores under the thighs ; tail compressed, carinated in some spe¬ 
cies, and smooth in others ; abdominal scales elongated; teeth 
notched; tongue forked. 
Section I.—Tail carinated. 
Teius bicarinatus. — The Bicarinated Teius. 
Reddish-brown, tinged with green in some parts; head small, 
mouth wide, snout rather acute; ridge of the back with two 
rows of serrated scales, which form a double carina, and become 
confluent on the tail, and are continued to the tip. Two feet 
five inches long. Inhabits South America. 
Section II.— Tail divested of carina, and compressed towards 
the point. 
Genus 7.—A ME IV A. — Cuvier. 
Generic Character .—Head pyramidal; tongue bifid; tail cylin¬ 
drical ; with transverse rows of square scales throughout; those 
of the abdomen broader than long; scales of the throat small. 
Ameiva lemniscata —The Striped Ameiva. 
Plate LXX. fig. 3. 
Husky blue, with eight longitudinal stripes above; sides and 
outside of thighs, with small white spots ; under the thighs a 
range of tubercles. Inhabits Africa. 
Genus 8.—LA CERT A.— Cuvier. 
Generic Character. —Palate provided with two rows of teeth ; 
neck having a transverse collar of large scales, separated from 
