20. SEP8INA. 



419 



3. Sepsina macrocercus. (Plate XXV. fig. 3.) 

 Gongylus macrocercus, Giinth. Arm. ^' Mag. N. II. (o) ix. 1882, p. 203. 



Snout obtuse, scarcely projecting beyond the labial margin ; eyo 

 moderate ; lower eyelid scaly ; ear-opening nuieli smaller than the 

 eve- opening ; frontal at least twice as long as the Iroiitouasal, longer 

 than broad, angularly emarginate on each side by the first supra- 

 ocular, and posteriorly by the interparietal ; five supraoculars ; 

 seven or eight supraeiliaries ; interparietal longer than broad, not 

 more than half as long as the frontal ; fourth up])er labial entering 

 the orbit. 26 to 28 scales round the middle of the body, equal. 

 Limbs short, pentadactyle ; the fore limb, stretched forwards, 

 reaches beyond the ear ; its length a little exceeds that of the head. 

 Tail once and a half to once and two thirds the length of head 

 and body, lirown above, finely mottled with darker ; lower parts 

 whitish. 



millim. 



Total length 242 



Head 16 



Width of head .... 11 

 Bodv 76 



Madagascar. 



a, h. Several spec, 

 ad. & hgi'. 



East Betsileo. 



millim. 



Fore limb 17 



Hind limb 26 



Tail 150 



Eev. W. D. Cowan [C.]. 

 (Types.) 



4. Sepsina melanura. (Plate XXVI. fig. 1.) 

 Gongylus melauurus, G'lmth. Ann. S^- Mag. N. H. (4) xix. 1877, p. 314 



Very closely allied to *S'. macrocercus, from which it diff'ers only 

 in havino- the limbs shorter still. The fore limb reaches the ear, or 

 not quite so far ; its length is slightly less than that of the head. 

 Brown above, scales edged vdih. darker ; sides sometimes brown- 

 dotted ; belly brownish white, lower siirface of tail frequently dark 

 brown. 



millim. 



Total length 240 



Head 16 



AVidtli of head 12 



Body 94 



millim. 



Fore limb 14 



Hind limb 21 



Tail 130 



Madagascar. 



a-c. Hgr. 



d. Hgr. 



e. Hgr. 



f. g. Ad. & hgr. 

 'h. Ad. 



Anzahamaru. 

 Mahauora. 

 Near Tamatave. 

 East Betsileo. 

 Central Betsileo. 



} (Types.) 



Rev. W. D. Cowan 

 Rev. W. D. Cowan 

 Mr. T. Waters [C. 

 2e2 



