REPTILES FROM WEST AFRICA 



209 



Portuguese Guinea: Rio Cassine, Cacheu (Forms Aa, Ab, 

 Ac, of British Museum Catalogue). 



Cameroon: Buea (Form Ac Brit. Mus. Catalogue). 



French Congo: Fernand Vaz (Forms Bb and Be of Brit. 

 Mus. Catalogue). 



The largest specimen (Form Bb, Fernand Vaz) measures 600 

 millim., diameter of body 25. 



o7. Typhlops feae, sp. n. 



Snout very prominent, obtusely pointed, with sharp cutting 

 edge and inferior nostrils. Head-shields finely granulated; rostral 

 very large, its upper portion longer than broad, its lower portion 

 as broad as long; nostril close to the rostral; nasal completely 



Fig. 5. 



Upper and side views of head. 



divided, the cleft proceeding from the second labial; pryeocular 

 present, as large as the ocular, but smaller than the nasal, in 

 contact with the second and third labials ; eyes not distinguishable ; 

 seven scales on the top of the head, including the prsefrontal and 

 the supraoculars, subequal in size and a little larger than the 

 scales on the body; four upper labials. Diameter of body 51 times 

 in the total length; tail as long as broad, without terminal spine. 

 20 scales round the body. Colourless. 

 Total length 205 millim. 



A single specimen from Vista Alegre, San Thome, 200-300 m. 

 Allied to T. crossii, Blgr., from Nigeria. 

 58. Typhlops principis, sp. n. 



Agrees in most respects with the preceding, but snout longer 

 and acutely pointed, the upper portion of the rostral once and three 

 fourths as long as broad, its lower portion longer than broad; 

 prsefrontal, frontal, and supraocular slightly enlarged, the other 



Ann. del Mus. Civ. di St. Nat. Serie S.», Vol. H (11 Maggio 190G). 14 



