140. SIENOPHIS. 41 



fronbals ; frontal once and one third as long as broad, as long as 

 its distance from the end of the snout, shorter than the parietals ; 

 loreal twice as long as deep ; one prseocular, forming a suture with 

 the frontal ; three postoculars ; temporals 2 + 3 ; eight upper 

 labials, third, fourth, and fifth entering the eye ; four lower 

 labials in contact with the anterior chin-shields ; posterior chin- 

 shields as large as the anterior and in contact with each other 

 anteriorly. Scales in 17 rows. Ventrals 187; anal divided; 

 Bubcaudals 67 pairs. Pale brown above, with squarish dark brown 

 .spots disposed quincuncially, those on the vertebral line much 

 larger than the others ; the first spot, on the occiput, produced 

 forwards as a streak to the frontal ; a rhomboidal dark brown spot 

 on the snout ; an irregular dark streak on each side of the head, 

 passing through the eye : yellowish white beneath, tail with some 

 £mall brown spots. 



Total length 435 millim. ; tail 92. 



Madagascar. 



M. 2 (V. 187 ; 0. 67). S.W. Madagascar. Mr. Last [0.]. 



2. Stenophis granuliceps. 



Dipsas (Heterurua) gaimardi, var. granuliceps, JBoettg. Abh. Senck. 



Ges. xi. 1877, p. 14, pi. i. fig. 3, & xii. 1881, p. 448. 

 (Heterurus) gaimardi, Steind. Sitzb. Ak. Wien, c. 1891, p. 297. 



Eostral twice as broad as deep, scarcely visible from above ; 

 internasals not or but slightly broader than long, much shorter 

 than the prsefrontals ; frontal once and one third to once and a 

 , half as long as broad, as long as or a little longer than its distance 

 from the end of the snout, shorter than the parietals ; loreal much 

 longer than deep ; one prseocular (rarely divided) in contact with or 

 narrowly separated from the frontal ; two or three postoculars ; 

 temporals l-|-2 or 2 + 3; eight upper labials, fourth and fifth 

 .entering the eye ; four or five lower labials in contact with the 

 anterior chin-shields; posterior chin-shields a little shorter than 

 the anterior and in contact with each other. Scales in 17 rows. 

 Ventrals 229-248 ; anal divided ; subcaudals 107-122, aU divided 

 or a few (2 to 5) entire. Pale brown or yellowish above, with 

 ■dark brown or black cross-bars, which may be narrower or broader 

 than the interspaces ; a ±-shaped black marking on the occiput and 

 ■nape ; white beneath, tail with black spots. 



Total length 720 miUim. ; tail 170. 



Madagascar. 



M. J (V. 233; 0.121). Nossi BS. Senckenberg Mus. [E.]. 



b. cJ (V. 229 ; 0. 122). Imerina. Eev. R. Baron [0.]. 



£. $ (V. 242 ; 0. 116). Madagascar. 



