a. 6 (So. 25 ; V. 165 ; 



C. 62). 

 6. $ (Sc. 25; V. 157; 



C. 65). 



8. ATHBEIS. 



Lagos. 



Lambarene, Ogowe 

 KiTer. 



509~ 



Miss Kingsley [C.J. 



2. Atheris squamiger. 



Echis squamigera, Sallow. Proa. Ac. Philad. 1854, p. 193. 

 Toxicoa squamigera, Cope, Proe, Ac. Philad. 1859, p. 341. 

 Atheris squamatus, Cope, Proc. Ac. Philad. 1862, p. 337. 

 Poeciloatolus burtonii, Gfiinth. Ann. ^ Mag. N. H. (3) xi. 1863, 



p. 25. 

 Atheris burtonii, OUnth. Proc. Zool. Soc. 1863, p. 16, pi. iii. ; Strauch, 



Syn. Viper, p. 126 (1869). 



squamigera, Peters, Mon. Berl. Ac. 1864, p. 645; Strauch,. 



I. c. p. 124 ; Bocage, Jorn. Sc. Lisb. xi. 1887, p. 189 ; Boettg. Ber. 

 Senck. Ges. 1888, p. 90 ; Bocage, Serp. Angola, p. 152 (1896). 



lucani, Bochehr. Bull. Soc. Phiiom. (7) ix. 1885, p. 89. 



? Atheris proximus, Mochehr. I. c. p. 90. 



Atheiis anisolepis, Mocq. Bull. Soc. Phiiom. (7) xi. 1887, p. 89 *■ 



lasviceps, Boettg. Zool. Anz. 1887, p. 651, and Ber. Senck. 



Oes. 1888, p. 92, pi. ii. fig. 7. 



subocularis, Fischer, Jahrb. Hamb. Wiss. Anst. v. 1888, p. 6, 



pis. i. fig. 2, & ii. fig. 11. 



Eostral at least thrice as broad as deep ; head-seales strongly 

 keeled, or smooth between the eyes, 7 or 8 across the crown from 

 eye to eye ; 10 to 15 scales round the eye ; one or two series of scales 

 between the eye and the labials ; nasal entire or divided ; 9 to 12 

 upper labials (fourth, in one specimen, entering the eye) ; a pair of 

 small chin-shields, in contact with one, two, or three lower labials 

 on each side ; gular scales keeled. Scales strongly keeled, in 15- 

 25 rows. Ventrals 153-173 ; anal entire ; subcaudals 51-65. 

 Olive above, uniform or with more or less regular, narrow, yellow 

 cross-bands, or yellow with small green spots ; pale olive beneath, 

 marbled with darker or with yellowish spots or uniform yellow. 



Total length 550 mijlim. ; taU 100. 



West Africa, from the Cameroons to Angola. 



a. S (Sc. 21 ; V. 163 ; Cameroons. 

 C. 56). 



b. S (Sc. 15 ; V. 163 ; Cameroons. 

 C. 65). 



Oapt. Burton [C.]. 



(Type of P. burtonii.) 

 Hr. J. Voss [C] ; J. G. 



Fischer Collection. 

 (Type of A, subocidaris.) 



c. 2 (Sc. 17 ; V. 173 ; Mouth of the Loango. Mr. H. J. Duggan [0.]. 



0: 58). 



d. S (Sc. 17 ; V. 162 ; W. Africa. Sir A. Smith [P.], 

 C. 63). 



e. S (Sc. 17 ; V. 157 ; W. Africa. Dr. Giinther [P.]. 

 C. 55). 



/. (J skeleton. W. Africa. 



* Types examined. 



