LTGOSOMA. 95 



Lyqasoma atrocostatum, Eouleng. Cat. Liz. iii, p. 295 (1882) ; 



S. Flower, P. Z. S. 1899, p. 049. 

 Lygosoina jerdonianum, Bouleng. t. c. p. 300. 



Distance between end of snout and fore limb li to 1^ times in 

 distance between axilla and groin. Limbs well deA'eloped, penta- 

 dactyle ; the hind limb reaches the elbow or the axilla. Snout 

 obtusely pointed ; lower eyelid with an undivided transparent 

 disk ; supranasal present ; frontonasal forming a suture with the 

 rostral and often also with the frontal ; latter smaller than the 

 frontoparietal, which is single ; four supraoculars ; interparietal 

 small, the parietals meeting behind it ; a pair of nuchals ; four or 

 five labials anterior to the large subocular. Ear-opening oval, as 

 large as or a little larger than the transparent palpebral disk, 

 usually with one or two small projecting lobules anteriorly. 36 

 to 40 smooth scales round the body. Marginal prgeanals slightly 

 enlarged. Digits moderately elongate, somewliat flattened except 

 at the end ; subdigital lamellae smooth, 35 to 38 under the fourth 

 toe. Grreyish, brownish, or olive-green above, with small darker 

 and lighter spots ; a more or less distinct blackish lateral band or 

 series of spots on each side ; greenish, yellowish, or orange below. 



From snout to vent 95 miliim. ; tail 170. 



A widely distributed species, ranging from Borneo to New 

 Guinea, the Caroline and Santa Cruz Islands, and Cape York. 

 Occurs also on Pulau Tikus Kechil, a small island off" the North- 

 east Coast of Penang, whence it was first described as Mabouya 

 jerdoniana. 



100. Lygosoma smgaporense. 



Eumeces siuf/aporens/s, Steind. Sitzb. Ak. Wien, Ixii, i, p. 311, pi. iv, 



tig. 2 (1870). 

 Lygoaoma siiiyaporoise, Bouleng. Cat. Liz. iii, p. 297 (1887). 



Only known from Steindachner's description. Apparently 

 agrees with the preceding species, except in having only 34 scales 

 round the body. Yellowish grey above ; some of the scales on 

 the flanks much lighter. 



Singapore. 



Annaudale, Journ. Asiat. Soc. Bengal (2) i, p. 147, 1905, is 

 probably right in uniting L. sinrjajiorense with L. atrocostatum. 

 He records a specimen from Sinkep Island. 



101. Lygosoma quadrivittatum. 



Peters, Mon. Berl. Ac. 1867, d. 19 ; Bouleiiger, Cat. Liz. iii, p. 329 

 (1887) ; id. Fascic. Malay.,'Zool. i, p. 159 (1903J. 



Distance between end of snout and fore limb 1| times in 

 distance betx^een axilla and groin. Limbs well developed, penta- 

 dactyle, not meeting when pressed against the body. Snout 

 pointed ; lower eyelid with an undivided semitransparent disk ; 



