144 
Annals of the Transvaal Museum. 
Colour above light chestnut- brown, with mosaic pattern of lighter and 
darker scales which are for the most part dark-edged. Behind the head 
a broad black collar. Below light brown. The first lower labials form a 
suture with each other : four pairs of labials are in contact with the 
gulars, of which the anterior are considerably larger than the posterior. 
Labials 
OP1STHOGL YPHAE. 
Genus Rhamphiophis, Pet. 
Bouleng., B. M. Cat. Ill, p. 144. 
B. multi mciculatus, Smith. 
( oronella m ult i maculatu, Smith, II 1 . Kept. PL 61. 
It. multimaculata , Bouleng., 1. c. p. 148: Sternfeld, Mitt. Zool. Mus. Berlin, 1910, p. 58: 
Werner. Bept. Amph. Schultzes Keise, 1910, p. 359: Hewitt and Power, Trans. 
R. S. S. A. Ill, 1913, p. 166. 
A single example, 2001, in the dry river-bed at Wasserfall. Ventrals 
160, caudals in 37 rows. Colour above pale mottled olive : in life some 
of the scales were tinged with blue. Below white. The characteristic 
horse-shoe shaped marking on the back of the head is present. The 
prae-ocular is single on one side, divided below on the other. The 
posterior gulars are separated by five elongate scales which are arranged 
in two rows. Labials f. Length, 266 mm. + 38 mm. 
Genus Psammophis, Boie. 
Bjuleng., B. M. Cat. Ill, p. 152. 
P. notostictus. Pet. 
Bouleng., 1. c. p. 156, and Ann. S. A. Mus. V, 1910, p. 513 : Werner, Kept. Amph. Schultzes 
Reise, 1910, p. 360 : Hewitt, Rec. Albany Mus. II, p. 268. 
9 examples, from the Great Karas Mountains and district. Localities : 
2002-2005, Narudas Slid ; 2006, Groendoorn ; 2007, in the Little Karas 
Mountains, between Groendoorn and Wasserfall ; 2008, 2009, Wasserfall ; 
2010, Sandmund. 
This snake prefers sandy soil for its habitat and is to some extent a 
tree-climber ; in its movements it is exceedingly Swift. Locally this 
creature is known as the “ whip snake.” 
In 2008 the prae-ocular is single on both sides. In our specimens 
the upper labials are constantly 8 in number, while the lower labials 
number 8 or 9. 
PBOTEBOGL YPHAE. 
Genus Naia, Laur. 
Bouleng., B. M. Cat. Ill, p. 372. 
N. nigricollis , Reihn. 
Bouleng., 1. c. p. 378 : Werner, Rcpt. Amph. Schultzes Reise, 1910, p. 364. 
A single example at Narudas Slid, 2011. This specimen was killed in 
the military fortifications of this place by the Sergeant in charge who 
kindly presented it to us. Though this is the most southern record 
known to us from the western parts of South Africa, we have 
reason to suppose from information received on the trip that this snake 
occurs commonly enough further south in the vicinity of Warmbad, 
XJkamas, etc. It is known locally by the German soldiers as the 
