240 



body. Limbs strong, the hind Hmb reaches the shoulder; 

 fourth toe with 30 lamellae below. 



Olive-brown above, spotted with black ; scales black- or 

 brown-edged ; sides of neck and anterior part of the body 

 black, dotted with olive or greenish; sutures of labials brown. 

 Lower parts yellowish or greenish. Length of head and body 

 78 mm.; tail 130 mm. 



Habitat: Kei Islands!. 



81. Lygosoma bicarinatum (Macleay). 



Heteropus bicarinatus^ Macleay, Proc. Linn. Soc. N. S. Wales II 1877, p. 68. 

 Heteropus albertisii^ Peters & Doria, Ann. Mus. Civ. Geneva XIII 1878 p. 362, 

 Lygosoma alter tisii^ Boulenger, Cat. Liz. Ill 1887, p. 286. 



Lygosoma bicarinatum^ Oudemans, in Semon's Zool. Forsch. Austr, Bd. V 1894, 

 ?• 143- 



Snout obtuse; lower eyelid with a transparent disk; ear- 

 opening oval, about as large as the palpebral disk, with long, 

 pointed lobules all round its border, the anterior largest. Nostril 

 in the nasal ; no supranasals ; frontonasal more broad than long, 

 forming a suture with the rostral and with the frontal; latter 

 as long as the frontoparietal or a little shorter, in contact 

 with the two anterior supraoculars; four supraoculars; five or 

 six supraciliaries ; frontoparietal single; interparietal small, but 

 distinct; parietals in contact; a pair of nuchals and a pair of 

 temporals; four upper labials before the subocular. Body 

 with 30 — 32 scales round the middle, dorsals and laterals 

 sharply bicarinate; anterior nuchals with three or five keels; 

 dorsals larger than laterals; the distance between the tip of 

 the snout and the fore limb is contained one time and one 

 fifth to one time and one third in that between axilla and 

 groin; praeanals not or a little enlarged. Tail nearly twice the 

 length of head and body. Limbs strong, the hind limb reaches 

 the axilla; fingers four, toes five; fourth toe with 26 — 32 smooth 

 lamellae below. 



Olive-brown above, with or without three light, black-edged 

 longitudinal lines on each side, and small black spots; these 

 spots sometimes followed by small greenish ones; upper lip 

 light, black-spotted. Lower parts greenish or yellowish-white. 

 Length of head and body 45 mm. ; tail 88 mm. 



Habitat: New Guinea! (Yule Island!, Mt. Epa, Fly river, 

 St. Joseph river, Rigo, Aroma, Hula). — Islands of Torres Straits. 



