160 COLTJBEIB^. 



chin-shields, which are much shorter than the posterior. Scales 

 in 17 rows. Ventrals 182 ; anal divided ; subcaudals 132. Pale 

 olive above, yellowish posteriorly, the scales on the vertebral line 

 black-edged, forming a stripe posteriorly ; a rather indistinct dark 

 lateral stripe, running along the outer row of scales ; upper lip, 

 prae- and postoculars yellowish white ; lower parts and lower half of 

 outer row of scales yellowish white, the ventrals clouded with olive 

 in the middle. 



Total length 1180 millim. ; tail 430. 



Namaqualand. 



a. c? (V. 182; 0. 132). R. San Nicolao, Little J. J. Monteiro, Esq, 

 Fish Bay. [P.]. (Type.) 



6. Fsammopliis subtseniatus. 



Psammophis sibilang, var. subtseniata, Peters, Heise n. Mossamb. iii. 



p. 121 (1882) ; Fischer, Jahrh. Samb. Wiss. Anst. i. 1884, p. 12. 

 subtffiniatus, Bouleng. Proc. Zool. Soc. 1895, p. 538. 



Snout once and a half to once and two thirds as long as the- 

 eye. Eostral a little broader than deep, visible from above j 

 nostril between two shields ; internasals about half as long as the 

 praefrontals ; frontal narrower, in the middle, than the supraocular, 

 a little longer than its distance from the end of the snout, as long as 

 or a little shorter than the parietals ; loreal twice and a half to thrice 

 as long as deep ; one praeooular, in contact with or narrowly separated 

 from the frontal ; two postoculars ; temporals 2 -f 2 or 3; e'ght or 

 nine upper labials, third deeper than second and fourth, fourth and 

 fifth, fifth and sixth, or fourth, fifth, and sixth entering the eye ; 

 four lower labials in contact with the anterior chin-shields, which 

 are as long as or shorter than the posterior. Scales in 17 rows. 

 Ventrals 151-168 ; anal divided ; subcaudals 100-108. Brown or 

 olive above, the seven middle rows of scales usually darker and 

 black-edged and separated from the sides by a more or less distinct 

 pale streak ; usually a black lateral streak, running along the outer 

 row'of scales ; upper labials yellowish, with black dots and a black 

 line along their upper border which is continued across the rostral ; 

 yellowish below, with a black line along each side of the belly. 



Total length 1030 millim. ; tail 350. 



East Africa, from Zanzibar to Mozambique. 



a. Hgr. (V. 151 ; 0. Zanzibar. Sir J. Kirk [0.1. 

 104). 



b. 2 (V. 161 ; C. 103). Zanzibar. Dr. J. G. Fischer. 

 c-d. 2 (V. 163 ; 0. Cape McLear, Lake Mr. F. A. Simons 



108) & yg. (V. 164 ; Nyassa. [0.1. 



C. 105). 



e. 2 (V. 162 ; 0. ?). Lake Nyassa. Miss S. 0. McLaugh- 



lin [P.]. 



f-ff- 3 (V. 156, 165 ; Lake Nyassa. Universities Mission, 



0. 103, ?). 



h, i. S (V. 159 ; 0. ?) & Zomba, Nyassaland. Sir H. H. Johnston, 



$ (V.167;C. 104). [P.]. 



