259 



100. Lygosoma pallidiceps (de Vis). 



Emoa pallidiceps^ de Vis, Proc. Linn. Soc. N. S. Wales (2) V 1890, p. 497. 



Snout pyramidal, slightly depressed ; lov/er eyelid with a 

 transparent disk ; ear-opening oval, larger than the palpebral 

 disk, with two or three small lobules anteriorly. Nostril between 

 three small shields, a nasal, a postnasal and a supranasal; 

 frontonasal more broad than long, broadly in contact with the 

 rostral, narrowly with the frontal; latter as long as the fronto- 

 parietal, narrower, in contact with the two anterior supra- 

 oculars; five supraoculars, last very small; seven supraciharies ; 

 frontoparietals and interparietal fused ; parietals in contact 

 behind the latter shield ; a pair of nuchals and a pair of tem- 

 porals; four labials before the large subocular. Body slender; 

 30 — 34 smooth scales round the middle, dorsals largest, trilin- 

 eated, laterals smallest; praeanals a little enlarged. Tail twice 

 as long as head and body. Limbs strong, the hind limb reaches 

 the axilla; digits moderate, basal part rounded, distal com- 

 pressed; fourth toe with 33 — 40 smooth lamellae below. 



Olive-brown above, head and nape paler and usually uniform ; 

 back with blackish spots, often arranged in a double line on 

 each side, sometimes separated by lighter coloured spaces ; 

 a light dorso-lateral streak, beginning above the eye, to the 

 hind limbs; tail and limbs olive, with pale and black spots; 

 flanks black with a pale streak from axilla to groin and pale- 

 spotted, sometimes white-spotted. Lower parts yellowish-white, 

 stained with green. Length of head and body 50 mm.; 

 tail 100 mm. 



Habitat: New Guinea (Lorentz river!, St. Joseph river). 



10 1. Lygosoma atrocostatum (Lesson). 



Scincus atrocostatus^ Lesson, Voy. Coquille Zool. II 1830 p. 50, pi. IV fig. 3. 

 Lygosoma atrocostatum^ Boulenger, Cat. Liz. Ill 1887, p. 295 (s. syn.); Rept. & 



Batr. of the Malay Penins. 191 2, p. 94, 95. 

 Lygosoma atrocostatum^ Annandale, J. Asiat. Soc. Bengal (2) I 1905, p. 147. 

 Mabiiya jerdoniana^ Stoliczka, Journ. Asiat. Soc. Bengal 1870, p. 172. 

 Lygosoma jerdonianum^ Boulenger, Cat. Liz. Ill 1887, p. 300. 

 Eumeces singaporefisis^ Steind. Sitzb. Ak. Wien LXII I 1870, p. 341, pi. IV, fig. 2. 

 Lygosoma singaporense^ Boulenger, Cat. Liz., p. 297. 

 Emoia atrocostatum^ Barbour, Mem. Mus. Comp. Zool. Harv. Coll. XLIV I9i2,p. 94. 



Snout long, obtusely pointed ; lower eyelid with a trans- 

 parent disk; ear-opening oval, as large as or slightly larger 



