410 scrNCiD^. 



or marbled with black ; lower surfaces whitish, throat usually 



greenish. 



milHm. millim. 



Total length 110 Fore limb 12 



Head 11 Hind limb 18 



Width of head .... 7 Tail GO 



Body 39 



Mauritius. 



a-b. Ad. Mauritius. Paris Museum. 



c. Ad. Mauritius. 



d-f. Ad. Eound Island. A. Newton, Esq. [P.]. 



g-l. Ad. Round Island. Sir H. Barkly [P.]. 



2. Scelotes astrolabi. 



Amphiglossus astrolabi, Gi-ai/, Cat. p. 125. 

 Amphiglossus astrolabi, Dtim. ^- Bihr. v. p. 608. 

 Gongylus stumpffi, Boettg. Zool. Anz. 1882, p. 479. 



Snout obtuse ; eye moderate ; lower eyelid scaly ; ear-opening 

 transversely oval ; supranasals forming a median suture ; a post- 

 nasal between the supranasal and the first labial ; frontal longer 

 than broad ; no praefrontals ; four supraoculars, first largest ; no 

 frontoparietals : interparietal shorter and narrower than the frontal, 

 narrower than the paiietals; fourth ujjper labial entering the orbit. 

 34 scales round the body. Limbs pentadactyle, very short, widely 

 separated when adpressed ; the fore limb, stretched forwards, 

 reaches the ear. Tail a little longer than head and body. Uniform 

 brown above, greyish white inferiorly. 



millim. millim. 



Total length 500 Fore limb 36 



Head 36 Hind hmb 52 



Body 190 



Madagascar. 



3. Scelotes polleni. 



Gongylus polleni, Grandid. JRev. et Mag. Zool. xxi. 1869^ p. 340. 



Snout obtuse, scarcely projecting beyond the labial margin ; eye 

 moderate ; lower eyelid scaly ; ear-opening roundish ; supranasals 

 forming a median suture ; a postnasal between the supranasal and 

 the first labial ; frontal a little longer than the frontonasal, longer 

 than broad; no praefrontals; four supraoculars, second largest; 

 seven supraciliaries ; no frontoparietals ; interparietal a little longer 

 than broad, shorter and narrower than the frontal, narrower than 

 the parietals, its convex anterior border fitting in an cmargination 

 of the posterior border of the frontal; fourth upper labial entering 



