486 VIPERIDE. 
with 10 to 20 small scales; canthus rostralis strong; vertical 
diameter of eye less than its distance from the mouth in the adult. 
Rostral as deep as broad or broader than deep; upper surface of 
head covered with small smooth or faintly keeled scales, among 
which an enlarged frontal or a frontal and a pair of parietals are 
sometimes distinguishable; 5 to 7 longitudinal series of scales 
between the supraoculars; latter large, usually not extending 
posteriorly beyond the vertical of the posterior border of the eye; 
10 to 13 scales round the eye; two series of scales between the 
eye and the labials; nasal entire, separated from the rostral by a 
naso-rostral ; temporal scales smooth or feebly keeled; 8 to 12 
upper labials, usually 9 or 10; 4 or 5 lower labials in contact with 
the chin-shields. Scales in 21 or 23 rows, strongly keeled, outer 
row smooth or feebly keeled. Ventrals 133-158 in ¢, 135-162 
in 9; anal entire; subcaudals 27-38 in g, 24-34 in 9. Grey, 
brown, or reddish above, with an undulous or zigzag black or dark 
brown, usually black-edged dorsal band; a lateral series of dark 
spots present or absent; head with or without symmetrical 
markings above; a dark streak behind the eye usually present; 
belly greyish or pink, powdered with black, with or without black 
and white spots; end of tail yellow, orange, or coral-red. Males 
usually distinguishable from females by darker markings. 
Total length: ¢ 550 millim.; tail 80. 9 640; 70. 
From the Southern Tyrol, Carinthia, Styria, and Hungary to 
Greece, Turkey, Asia Minor, Transcaucasia, and Syria. 
a-b. 9 (V. 154; C. 30) Friesach, Carinthia. Dr. F, Werner [E. }. 
& hgr. ¢ (V. 154; 
. 30). 
o-d. 3 (V. 153; C. 38) 
Landskron, Carinthia. Dr. F. Werner [E.]. 
& 2 (V. 150; 0.31), 
e. 2 (V. 160; C. 33). Feldkirche, Carinthia, Hr. F. Henkel [E.]. 
—h,i-n. 3 (V. 157,158, Carinthia. Hr, F. Henkel [E. |. 
157; 0.27, 36, 35) & 
2 (V. 159, 151, 159, 
153, 154; C. 29, -34, 
24, 30, 29). ) 
0 aie. 3 (V. 156; Bozen, 8. Tyrol. Dr. F. Werner [E.]. 
p.3 (V. 154; C. 36). St. Peter, Carniola. Hr. F. Henkel [E.}. 
q-r, 8. 3 (V. 155, 149; Traynik, Bosnia. Dr. F. Werner | E. |. 
CO, 38,36) & 9 (V. 154; 
©, 30). 
t. Yy. (V. 151; ©.33). Dinaric Alps, Bosnia, Dr. F. Werner [E.]. 
; 7500 feet. 
u. Py Q (V. 147; Zara, Dalmatia, Dr. F. Werner [E.]. 
_ 28). 
v-w. 3 (V. 145; C.33) Zara. Hr. Spada Novak 
& 2 (V. 155; C.?) C.]. 
xz. 3 (V. 154; C.35). Dalmatia. Christiania Museum. 
y. 2 (V. 160; ©. 30), Herkulesbad, Hungary, Prof. v. Méhely [E.]. 
z Hgr. 2 (V. 155; Nr. Tarsos, N. Morea. Norman Douglas, 
C, 27). Esq. [P.]. 
