SNAKES OF WEST AFRICA. 285 



Grayia ornata Bouleng. P. Z. S. 1909, p. 944, fig. 

 Cameroon to Angola, eastwards to the Ituri and Lake- 

 Tanganyika. 



3. Grayia tholloni Mocquard, Bull. Soc. Philom. (8) ix. 1897.. 

 p. 11 ; Bouleng. t. c. p. 951, fig. 



French Congo, Katanga, Uganda, Egyptian iSoudan. 



4, Grayia c^sar. 



Xenurophis ccesar Giinth. Ann. & Mag. N. H. (3) xii. 1863,., 

 p. 357, pi. vi. fig. C ; Bouleng. Cat. Sn. ii. p. 288. 

 Cameroon to Congo, eastwards to the Ituri. 



20. Prosymna. 

 Gray, Cat. Sn. p. 80 ; Bouleng. Cat. Sn. ii. p. 246. 

 Two species : — 



Two iutevnasals, two pra;frontal.s P. greigerti. 



A single iuteniasal, a single prtefrontal P. meleagris.. 



1. Prosymna greigerti Mocquard, Bull. Mus. Paris, 1906,. 

 p. 466. 



French Soudan. 



2. Prosymna meleagris. 



Calamaria meleagris Reinh. Vid. Selsk. Skr. x. 1843, jd. 238,. 

 pi. i. figs. 4-6. 



Prosymna meleagris Bouleug. t. c. j). 249. 



Sieri'a Leone to S. Nigei-in, eastwards to the Egyptian Soudan.. 



21. SOAPHIOPHIS. 



Peters. IV[on. Berl. Ac. 1870, p. 644; Bouleng. Cat. Sn. ii. 

 p ?54. 



1. ScAPHioPHis ALBOPUNCTATCJS Peters, t. c. p. 645, pi. i. fig. 4 ; 

 Bouleng. 1. c. 



Tropical Africa, from the Soudan to the Congo. 



22. PCECILOPHOLIS. 



Bouleng. Ann. & Mag. N. H. (7) xii. 1903, p. 352. 



1. PCECILOPHOLIS CAMERONENSIS Bouleng. 1. C. 



Cameroon. 



23. Dasypeltis. 

 Wagl. Syst. Amph. p. 178 ; Bouleng. Cat. Sn. ii. p. 353. 

 Two species : — 



Eye less than ^ length of head ; scales in 23 to 27 rows D. scahra. 



^3'e z to i length of head ; scales in 20 to 24 rows B. macrops- 



