42 colttbeiDjE. 



3. Stenophis inoruatus. 



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

 iaternasals as long as broad, much shorter than the praefrontals ; 

 frontal twice as long as broad, a little longer than its distance 

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

 longer than deep ; one prseocular, in contact with or narrowly 

 separated from the frontal; three postoculars ; temporals 2+2; 

 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 longer than the anterior and in contact with 

 each other. Scales in 17 rows. Ventrals 228 ; anal divided ; 

 subcaudals 110, three of the anterior (third to fifth) single, rest- 

 divided. Pale brown above, with a series of rather indistinct, small 

 darker spots along the spine ; no other markings on the head and 

 body ; lower parts brownish white. 



Total length 550 miUim. ; tail 145. 



Madagascar. 



a. d (V. 228; 0. 110). Madagascar. Mr. Last [C], 



4. StenopMs gaimardii. 



Dipsas gaimardii, Schleg. Phys. Serp. ii. p. 293 (1837), and Abbild, 



p. 135, pi. xlv. figs. 16-18 (1844). 

 Heterurus gaimardii, Dum. Sr Bih\ vii. p. 1173 (1854) ; Jan, Icon. 



G6i. 38, pi. ii. fig. 2(1871). 

 Dipsas (Heterurus) gaimardii, var. comorensis, Peters, Mon. Berl, 



Ac. 1873, p. 794. 



Eostral broader than deep, scarcely visible from above ; inter- 

 nasals as long as broad, much shorter than the praefrontals ; frontal 

 once and one third 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 praeocular, in contact- 

 with or narrowly separated from the frontal; three postoculars ; 

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

 the eye ; four lower labials in contact with the anterior chin- 

 shields ; posterior chin-shield shorter than the anterior, and 

 separated from each other by scales. Scales in 17 rows. Ventrals 

 255-276; anal divided; subcaudals 93-116, all or greater part 

 single. Pale brown above, with dark brown or black cross-bars^ 

 which are as broad as or narrower than the interspaces ; a J.-shaped 

 black marking on the occiput and nape ; white beneath, uniform 

 or with brown spots. 



Total length 660 millim.; tail 135. 



Madagascar ; Comoro Islands. 



a-b. 6 (V. 262 ; 0. 105) Imerina. Eev. E. Baron TCL 



&yg. (V. 265; 0.93). -^ 



