ADDENDA AND COERIOENDA. 633 



temporals 1 + 1, and scales keeled, in 19 rows. Ventrals 198; 

 suboaudals 138. Uniform black above and beneath. 



Total length 1670 millim. ; tail 500. 



East Africa. 



a. Ad., skin (V. 198 ; Kavirondo. F. J. Jackson, Esq. [P.]. 



0. 138). (Type.) 



A.(ld : -P^g^ m- LeptopMs bilineatus. 



/. J (V. 153 ; 0. 148). Buenaventura, , Mr. W. P. H. Eosenberg- 



Colombia. [0.]. 



Page 111. Add a species : — 



8 a. Leptophis ultramarinus. 

 Leptophis ultramarinus, Cope, Proc. Ac. Philad. 1894, p. 203. 



Eye as long as its distance from the rostral. Praeocular reaching 

 the frontal ; two postoculars ; temporals 1 + 2 ; eight upper labials ; 

 posterior chin-shields a little longer than the anterior. Scales in 15 

 rows, five median rows keeled. Ventrals feebly angiilate, 168 ; anal 

 divided ; subcaudals 176. Uniform ultramarine-blue above, silvery 

 white below and on the outer scales and upper lip. 



Total length 1050 millim. ; tail 425. 



Pazu Azul, Costa Rica. 



^^^ . Page 111. Leptophis occidentalis. 



Leptophis occidentalis, Bocourt, Miss. 8c. Mex., Sept. pi. Ixiii. fig. 1 

 (1895). 



k. 5 (V. 181 ; C. 176). Brit. Honduras. 



j^^^ . Page 112. Leptophis nigromarginatus. "^ 



Leptophis nigromarginatus, Bocourt, I. c. p. 826, pi. Ixiii. fig. 3. 

 i 2 (V. 150; C. 134). Rio Ucayale. Dr. E. A. Goldi [P.]. 



^^^ . Page 113. Leptophis liocercus. i>- 



Leptophis ahsetuUa, Bocourt, I. c. p. 821, pi. Ixii. flg. 2. 



liocercus, Bocourt, I. c. p. 823, pl. Ixii. fig. 3. 



marginatus, Bocourt, I. c. p. 824, pl. Ixiii. fig. 4. 



o~p, q-r. d (V. 161, 149; C. 146, Eio Ucayale. Dr. E. A. Goldi [P.]. 

 126) & 2 (V. 175, 151 ; C. 156, 

 134). 



Add :— ^^S^ 11^- DROMICUS. 



Monobothris, Cope, Amer. Nat. 1894, p. 841. 



Halsophis, Cope, Trans. Amer. Philos. Soc. xviii. 1895, p. 201. 



^- 



