168 COLUBKID^. 



dr-b, c. S (V. 199, 200, 196 ; W. Africa. (Types.) 

 C. 151, 148, ?). 



d. Hgr. (V. 196; 0. 164). W. Africa. Mr. Rich [PJ. 



e. Hgr. (V. 188 ; 0. 156). W. Africa. Mr. Argent [0.]. 

 f-ff- d (V. 179; 0. 144) & W. Africa. Haslar Collection. 



2 (V. 198; C.?). 

 h, i. S (V. 185 ; 0. 152) & Fantee. " T. E. Bowdich, Esq. 



hgr. (V. 193; C. 149). [P.]. 



k. Yg. (V. 190 ; 0. 154). Ashantee. 



/. Skull. Senegal. 



14. PsammopHs l)iseriatus. 



Psammophis hieeriatus, Peters, Sitzb. Oes. Naturf. Fr. 1881, p. 88 ; 

 Fischer, Jahrh. Hamb. Wiss. Anst. i. 1884, p. 13, pi. i. fig. 4 ; 

 Souleng. Ann. Miis. Oenova, (2) xii. 1892, p. 15 ; Boettg. Zool. 

 Anz. 1893, p. 119; Stejneger, Proc. U.S. Nat. Mus. xvi. 1894, 

 p. 731 ; Bouleng. Proc. Zool. Soc. 1895, p. 637. 



Snout once and two thirds to twice as long as the eye. Eostral 

 a little hroader than' deep, visihle from above ; nostril between two 

 shields ; intern asals much shorter than the praefrontals ; frontal 

 twice to twice and a half as long as broad, much narrower, in the 

 middle, than the supraocular, longer than its distance from the end 

 of the snout, a little shorter than the parietals ; loreal three to four 

 times as long as deep ; one prseooular, sometimes divided, exten- 

 sively in contact with the frontal ; two postoculars ; temporals 

 2 + 2 or 3 ; nine or ten (rarely eight) upper labials, third deepest, 

 fourth, fifth, and sixth or fifth and sixth (or third, fourth, and 

 fifth) entering the eye ; five lower labials in contact with the 

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

 Scales in 15 rows. Ventrals 142-164; anal entire or divided; 

 subeaudals 100-131. Greyish or pale brown above, with a darker 

 vertebral band and two series of reddish-brown or black spots ; 

 head with dark brown or reddish-brown, black-edged spots, and 

 usually a dark cross-band on the occiput ; a dark streak on each 

 side of the head, passing through the eye ; lips with black or brown 

 spots, beUy greyish, speckled with black and spotted with white, 

 sometimes with a rusty median stripe. 



Total length 1050 millim. ; taU 400. 



Central and East Africa. 



a. 2 (V. 142 ; A. 2 ; Between Obbia and Ber- Signor A. B. Robec- 

 C. 113). bera, Somaliland. chi {C] ; Marquis 



a. Doria [P.]. 



b. 2 (V. 154 ; A. 2 ; Inland of Berhera, E. Lort Phillips, 

 0. 100). Somaliland. Esq. [P.l. 



c. 2 (V. 149 ; A. 1 ; Kurawa, E. Africa. Dr. J. W. Gregory 

 0. 120). [P.]. 



d. Yg., bad state. Ungora, Upper Nile. Capt. Speke [C.]. 



e. Yg. (V. 148 ; A. 2 ; S. shore of "Victoria Dr. Emin Pasha 

 0. 106). Nyanza. [P,]. 



