ADDENDA AND CORRIGENDA. 633 
temporals 1+ 1, and scales keeled, in 19 rows. Ventrals 198; 
subcaudals 188. Uniform black above and beneath. 
Total length 1670 millim. ; tail 500. 
East Africa. : 
a, Ad., skin (V. 198 ; Kavirondo. F. J. Jackson, Esq. [P. ]. 
C, 138). (Type. ) 
key cl Page 111. Leptophis bilineatus. 
f. & (V. 158; C. 148). Buenaventura, Mr. W. F. H. Rosenberg 
Colombia. [C.]}. 
Page 111. Add a species :-— 
8a. Leptophis ultramarinus. 
Leptophis ultramarinus, Cope, Proc. Ac. Philad. 1894, p. 208. 
Eye as long as its distance from the rostral. Preeocular 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 augulate, 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. 
Pee pe Page 111. Leptophis occidentalis. 
Leptophis occidentalis, Bocourt, Miss. Sc. Mex., Rept. pl. |xiii. fig. 1 
(1895). 
k. Q (V. 181; C. 176). Brit. Honduras. 
Add: Page 112. Leptophis nigromarginatus. 
Leptophis nigromarginatus, Bocourt, l. c. p. 826, pl. lxiii. fig. 3. 
t. 9 (V: 150; °C. 184). Rio Ucayatle. Dr. E. A. Goldi [P.]. 
Katee Page 118. Leptophis liocercus. 
Leptophis aheetulla, Bocourt, 1. c. p. 821, pl. lxii. fig. 2. 
lhiocercus, Bocourt, 1. c. p. 823, pl. lxil. fig. 3. 
—— marginatus, Bocourt, l. c. p. 824, pl. xiii. fig. 4. 
o-p, q-r. 3 (V. 161, 149; C. 146, Rio Ucayale. Dr. E. A. Géldi [P.]. 
\ 
126) & 9 (V. 175, 151; ©. 156, 
134). 
Add :— Page 118. DROMICUS. 
Monobothris, Cope, Amer. Nat. 1894, p. 841. 
Halsophis, Cope, Trans. Amer. Philos, Soc. xviii. 1895, p. 201. 
