SNAKES OF EAST AFRICA. 621 



3. Lycophidiuji semiannulis Peters, Mon. Berl. Ac. 1854, 

 p. 622, and Reise Mossamb. iii. p. 135, pi. xvi. fig. 2 ; Bouleng. 

 t. c. p. 339. 



Portuguese East Africa. 



4. Lycophidium capense. 



Lycodon capensis A. Smith, S. Afr. Quart. Journ. (1) no. 5, 

 1831, p. 18. 



Lycophidium capense Bouleng. t. c. p. 339. 

 Tropical and South Africa. 



5. Lycophidium jacksonii Bouleng. Cat. Sn. i. p. 340, pi. xxi. 

 %. 3. 



East Africa (Kilimanjaro, Lamu). 



6. Lycophidium semicincxum Dum. & Bibr. Erp. Gen. vii. 

 p. 414 ; Bouleng. t. c. p. 341. 



German East Africa (fide Sternfeld) ; Senegambia, French 

 Guinea, Northern Nigeria. 



6. Simocephalus. 

 Giinth. Cat. Col. Sn. p. 194 ; Bouleng. Cat. Sn. i. p. 344. 



Synopsis of the Species. 



I. Ventrals 203-255 ; subcaudals 45-70. 



Two postoculars ; a yellow vertobral line S. capensis. 



Three postoculars ; a single loreal S. chanleri. 



Three postoculars; two superposed loreals S. imicolor. 



ir. Ventrals 239-262 ; subcaudals 75-124 S. poensis. 



III. "Ventrals 171-17-8-; subcaudals 62-63 S. ni/assce. 



1. Simocephalus capensis. 



Heterole2ns capensis A. Smith, 111. Zool. S. Afr., Rept. pi. Iv. 

 Sitnocephalus capensis Bouleng. t. c. p. 345. 

 German and Portuguese East Africa, Nyassaland, Gaboon, 

 Natal. 



2. Simocephalus chanleei Stejneg. Proc. U.S. Nat. Mus. xvi. 

 1894, p. 726; Bouleng. op. cit. iii. p. 617. 



Island of Manda, N. of Lamu. 



3. Simocephalus unicolor Bouleng. Ann. & Mag. N. H. (8) v. 

 1910, p. 512. 



Kenya District, Brit. E. Africa. 



4. Simocephalus poensis. 



Heterolepis p)oensis A. Smith, 111. Zool. S. Afr., Rept. 

 Simocephalus poensis Bouleng. op. cit. i. p. 346. 



Uganda ; Sierra Leone to Cqpgp,. .,,.,.. 



Proc. Zool, Soc— 1915, No. XLIII. 43 



