ADDENDA AND CORRIGENDA. §15 
are longer than the posterior. * Scales very strongly keeled, in 19 
rows. Ventrals 170; anal entire; subcaudals 92. Blackish brown 
above, each scale light-edged; yellowish beneath. 
Total length 420 millim. ; tail 125, 
Togoland, W. Africa. | 
Page 326. Add a genus :— 
42a. GLYPHOLYCUS. 
Glypholycus, Giinth. Proc. Zool. Soc. 1893, p. 629 (1894), 
Dentition as in Lamprophis and Bothrolycus. Head rather small 
and depressed; eye small, with round pupil; nostril valvular, 
directed upwards; a longitudinal groove on each side of the head, 
separating the labials from the shields above. Body elongate, 
cylindrical; scales smooth, without pits, in 23 or 25 rows; ventrals 
rounded. Tail moderate; subcaudals in two rows. Hypapophyses 
developed throughout the vertebral column, 
Central Africa. 
1. Glypholycus bicolor. 
Glypholycus bicolor, Giinth. 1. ¢. fig. 
Rostral much broader than deep, just visible from above ; inter- 
nasals longer than broad, very narrow in tront, shorter than the 
preefrontals ; eyes and nostrils directed upwards ; nasal semidivided ; 
frontal small, about once and a half as long as broad, as long as its 
distance from the rostral, much shorter than the parietals ; loreal 
at least twice as long as deep ; one pre- and two postoculars; tem- 
porals 142; eight upper labials, fourth entering the eye; four 
lower labials in contact with the anterior chin-shields, which are 
much longer than the posterior. Scales in 23 (rarely 25) rows. 
Ventrals 155-184 ; anal entire; subcaudals 56-69. Dark brown 
_ above; two outer rows of scales and lower parts whitish ; a brown 
line along the meeting edges of the subcaudals. 
Total. length 530 millim.; tail 140. 
Lake Tanganyika. 
af. 3 (Se. 23, 23,25, 23, Lake Tanganyika. E. Coode-Hore, Esq. 
23 ; V. 159,155,158, 160, [P.]. (Lypes.) 
158; C. 63, ?, 2, 65, 69) 
& 2 (Sc. 23; V. 184; 
C, 56). 
ha oes Page 327. Cyclocorus lineatus. 
f. 2 (V. 187; C. 44). Placer, N.E. Min- A. Everett, Esq.(C.]. 
danao. 
g. 2 (V. 167; C.?). Highlands of Lepauto, Whitehead Exped. 
N. Luzon. 
h. 2 (V. 158; C.?). Isabella, N.E. Luzon, Whitehead Exped. 
i, 2 (V. 149; C. 46). Albay, 8. Luzon. Whitehead Exped. 
