ADDENDA AND CORRIGENDA. 623 
Add :— Page 397. Zamenis dahlii. 
Zamenis dahlii, Tomasint, Wiss. Mitth. aus Bosn. u. Herzeg. ii. p, 627 
(1894). 
m. Hgr. (V. 210; C. 112). Mt. Tabor. Canon Tristram [E.]. 
Add :-— Page 398. Zamenis rhodorhachis. 
Zamenis ladacensis, var. subnigra, Boetty. Zool. Anz. 1893, p. 118. 
—— rhodorhachis, Anders. Proc. Zool. Soc. 1895, p. 654. 
y: Yg. (V.229; C.129). Zaila, Somaliland. Capt. Nurse [P.]. 
Adad:— Page 399. Zamenis ventrimaculatus. 
Acanthocalyx ventrimaculatus, Cope, Trans. Amer. Philos. Soc. 
xviii. 1895, p. 215. 
Page 401. Add two species :— 
17a. Zamenis rogersi. 
Zamenis rogersi, Anders. Ann. §& Mag. N. H. (6) xii. 1893, p. 439. 
Allied to Z. rhodorhachis and Z. ventrimaculatus, but rostral about 
half as deep as broad. Ventrals 197-201; anal divided; sub- 
caudals 95-105. Pale sandy, with a dorsal series of large, light- 
edged dark spots, alternating on each side with a series of smaller 
spots; sides of head and neck orange; a dark oblique streak below 
the eye and an oblique band on the temple ; uniform white beneath, 
Total length 830 millim. ; tail 215. 
Lower Egypt. 
a. Yg. (V. 198; C.95). Deserteast of Helouan, Dr. J. Anderson | 
near Cairo. [PI 
b. dg (V. 197; C.105).  Beltim, Delta. Dr. J. Anderson 
[P.]. 
c. 2 (V. 201; C. 96). Suez. at J Andron 
P.). 
(sodA) 
17 6. Zamenis brevis. 
Zamenis brevis, Bouleng. Ann. Mus. Genova, (2) xv. 1895, pl. iii, 
fig. 3. 
Snout obtuse, feebly projecting. Rostral once and a half as 
broad as deep, the portion visible from above measuring one fourth 
its distance from the frontal; internasals as long as the preefrontals ; 
frontal broader than the supraocular, once and two fifths as long 
as broad, longer than its distance from the end of the snout, shorter 
than the parietals; loreal as long as deep; one preocular, not in 
contact with the frontal, with a subocular below it; two post- 
oculars ; temporals 2+2; nine upper labials, fifth and sixth enter- 
ing the eye; four or five lower labials in contact with the anterior 
chin-shields; posterior chin-shields as long as the anterior and 
