598 ADDENDA AND CORRIGENDA. 
divided ; subcaudals —? (tail mutilated). Black above, with two 
white streaks commencing on the parietal shields and running along 
the sixth series of scales and the adjoining halves; a white cross- 
bar on the forehead, occupying the anterior two thirds of the 
frontal and supraocular shields; a series of white spots along the 
upper lip; lower parts white, with a black dot or spot at the outer 
end of each shield. 
Total length 490 millim. 
Palawan. 
a-b. 3 (V. 153, 155; C. ?). Palawan. A. Everett, Esq. [C.]. 
(Types.) 
Add:— Page 137. Polyodontophis subpunctatus. 
n—p. 3 (V. 157; C. 60), 9 (V. 176; Ceylon. Miss Layard [P.]. 
G. 53), & yg. (V. 163; C. 52), 5 
Adad:— Page 188. Polyodontophis sagittarius. ; 
i. 2 (V. 286; C. 54). Bengal ? Dr. Cantor. 
Page 189. Add a species :— 
11. Polyodontophis venustissimus. 
Henicognathus venustissimus, Giinth. Biol. C.-Am., Rept. p. 144, 
pl. li. fig. C (1894). 
Snout much flattened; rostral much broader than deep, visible 
from above; internasals shorter than the prefrontals; frontal 
longer than its distance from the end of the snout, a little shorter 
than the parietals; loreal as long as deep or a little longer than 
deep ; one pree- and two postoculars; temporals 2+3,; nine upper 
labials, fourth, fifth, and sixth entering the eye; four lower labials 
in contact with the anterior chin-shields, which are as long as or 
a little longer than the posterior. Scales in 17 rows. Ventrals 
137-142; anal divided. Crimson above, each scale with a black 
dot, with black cross-bands edged with yellow; some of the cross- 
bands broken on the vertebral line and alternating; snout and 
occiput black, vertex yellow ; labials, loreal, and preocular yellow ; 
dark streaks radiating from below the eye; white beneath, with 
blackish dots on the sides ; each subcaudal with a large black spot *. 
Total length 430 millim., without tail. 
Nicaragua. 
a-b. g (V. 142,137; C.?). Hacienda Rosa de Dr. E. Rothschuh 
Jericho, Nicaragua. [C.]. (Types.) 
Page 189. Add a genus :— 
6 a, LIOPHIDIUM. 
Maxillary teeth 25, small, closely set, the three posterior feebly 
eularged ; mandibular teeth small, equal. Dentary bone completely 
* The coloration is described from the specimens when quite fresh, 
