106 



trals flat, imbricate. Pupil round ; eyelid distinct all round the 

 eye. Males with prseanal or femoral pores. 



7 



a b 



Fig. 32. Foot of Phelsuma andamanense. 



a. Lower surface, b. Upper surface. 



Distribution. Seven or eight species are known from Madagascar, 

 the Comoro, Seychelle, and Mascarene Islands, and one from the 

 Andamans. Diurnal and arboreal. 



111. Phelsuma andamanense. 



Pheleuma andamanense, Blyth, J. A. S. JB. xxix, 1860, p. 108; 



Gunih. Rept. B. 1. p. 112; Theob. Cat. p. 74; Bouleng. Cat. Liz. 



i,p.212. 

 Gecko chameleon, Tytler, J. A. 8. B. xxxiii, 1864, p. 548. 



Snout twice as long as the distance between orbit and ear- 

 opening, or as diameter of orbit. Upper part of rostral with a 

 median cleft. Nostril pierced above the rostral and first labial, the 

 suture between the two plates entering its lower border; 9 or 10 

 upper labials ; 8 or 9 lower labials ; chin-shields irregular, scarcely 

 distinct from the surrounding scales ; 2 or 3 scales between the 

 naso-rostrals. Ear-opening small, roun<T, one fourth or one third 

 the diameter of the orbit. Dorsal scales all granular, perfectly 

 smooth. Ventral scales smooth. Femoral pores 12 to ] 5 on each 

 side. Tail not much depressed, narrower than the body ; seg- 

 ments of tail rather indistinctly marked, composed of 7 transverse 

 series on the side, of 9 above ; lower surface of tail with a median 

 series of transversely dilated scales, two narrower ones alter- 

 nating with a broader one ; all the caudal scales perfectly smooth. 

 Greenish above, with more or less numerous orange spots, which, 

 however, may be absent; an orange streak from the ear to the 

 nostril, passing through the eye, and another, A-shaped, from eye 

 to eye, are generally present ; lower surfaces whitish, throat not 

 spotted. 



From snout to vent 2'5 inches ; tail 2*5. 



Hab. Andaman Islands. 



