8. LTGOSOMA. 299 



transparent disk. Nostril pierced between three shields — a nasal, 

 a postnasal, and a supranasal ; frontonasal as lonp; as or a little 

 broader than long, in contact with tlie rostral and (usually) witli the 

 frontal ; latter smaller than the frontoparietal, in contact with the 

 first and second 8U])rnculars ; four supraoculars ; seven or eight 

 supraciliaries ; frontoparietals united into a single largo shield; 

 interparietal distinct, small ; parietals forming a suture behind the 

 latter shield ; a jtair of nuchals and a pair of temporals border the 

 parietals ; five labials anterior to the subocular. Ear-opening oval, 

 a little larger than the trans])arent palpebral disk, without (or with 

 very small) lobules. 58 to G4 scales round the middle of the body, 

 all smooth : dorsals largest. Marginal prasanals a little enlarged. 

 The hind limb reaches the elbow. Digits moderately elongate, a 

 little flattened except at the end ; subdigital lamellae smooth, 30 to 

 33 under the fourth toe. Olive above, with small dark brown spots ; 

 a dark brown band on the sides, which are white-spotted ; limbs 

 with light dots ; lower surfaces greenish white. 



A variety from Savage Island (M. lawesii) is olive-brown above, 

 with scattered blackish dots and yellowish-white spots, each of the 

 latter occupying one scale only ; no lateral band ; lower surfaces 

 yellowish. 



Mahouia lawesii.) 



97. Lygosoma parietale. 



Eiiprepes (IMabuya) parietalis, Peters, Mmi. Berl. Ac. 1871, p. 572, 

 and Ann. 3£us. Genova, iii. 1872, p. 31, pi. iv. fig. 1. 



Habit lacertiform. Snout moderate, obtusely pointed. Lower 

 eyelid with an undivided transparent disk. Supranasals present, 

 very smaU ; frontonasal broadly in contact with the rostral ; 

 prsefrontals forming a median suture ; frontal small, scarcely larger 

 than one of the prasfrontals, in contact with the first and second 

 supraoculars ; four supraoculars ; frontoparietals fused into a single 

 large shield ; interparietal distinct, very smaU ; a pair of nuchals ; 

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

 roundish. 36 scales round the body, all smooth. The hind limb 

 reaches the axilla. Olive above, with small blackish spots ; the sides 

 of the back lighter, greenish grey ; sides of the body with an 

 irregular black, light-spotted band, beginning from the eye : lower 

 surfaces yellowish green. 



