PSAMMOPHIS SCHOKARI. 
301 
Measurements &c. (continued). 
Hgr. 
Juv 
Jiiv 
s 
s 
6 
6 
6 
Ven- 
trals. 
181 
181 
178 
180 
180 
175 
176 
194 
184 
179 
Relation of 
pra^oculars 
to frontals. 
Temporals 
in contact 
with post- 
oculars. 
6 
177 
1 
95 
17 
8 
4&5 
S 
179 
1 
92 
17 
8 
4&5 
s 
185 
1 
99 
17 
8 
4&5 
s 
170 
1 
17 
8 
4&5 
P. leithii, Oiinth. 
L. B. C. 
B.C. 
C. 
C. 
C. 
Tapbrometopon lineolatum, Brand: 
87 
85 
74 
83 
90 
82 
82 
4 
5 
&6 
4 
5 
&6 
4 
5 
&6 
4, 
5, 
&6 
4, 
5, 
&6 
4, 
5 
&6 
4, 
5, 
& 6 
4, 
5, 
&6 
4, 
5, 
&6 
4, 
5, 
&6 
B.C. 
B.C. 
B.C. 
B.C. 
B.C. 
B.C. 
B.C. 
C. 
B.C. 
B.C. 
Number 
of 
Locality. 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
2 
Sind. (Type.) 
Gwalior. 
Mimro Kelat, 
Baluchistan. 
Ajmere. 
Chinas, Turkestan 
Tirphul, Afghan- 
istan. 
Helmand, Afghan- 
istan. 
and fifth on the other. In the remaining specimens, excepting those from the Oasis of 
Khargeh and Khartum, the fifth and sixth are the labials that assist in defining the 
orbital rim. 
The nasals in this species are subject to variation. In one specimen from Suakin, 
although there are two nasals on each side, yet the arrangement is different in both. 
On the left side there is a suture immediately below the nostril and another 
immediately in front of it, so that one nasal is reduced to a small shield below and 
behind the opening and embraced by the main shield, the anterior one ; on the 
opposite side the shield is vertically divided through the nostril. In another specimen 
