Ie 
LIST OF SOUTH AFRICAN SNAKES. 449 
10. PROSYMNA. 
Gray, Cat. Sn. p. 80; Bouleng. Cat. Sn. ii. p. 246. 
Five Species in South Africa. 
Scales smooth, in 15 rows. 
A. Internasal paired; two superposed anterior 
temporals .. oe ci = ss .. P. sundevallit. 
B. Internasal single ; a single anterior temporal. 
Width of the frontal not half the width of the head ; 
ventrals 167 ; subcaudals 50 .. P. frontalis. 
Width of the frontal more than half the width of the 
head ; ventrals 131-153 ; subcaudals 19-34 P. ambigua. 
Width of the frontal more than half the width of the 
head ; ventrals 169-185 ; subcaudals 38-49 .. P. bergert. 
II. Scales keeled, in 17 rows ; a single internasal Bo eae 
I. 
PROSYMNA SUNDEVALLII. 
Temnorhynchus sundevallit, Smith, Ill., Rept., App. p. 17. 
Prosymna sundevallii, Bouleng., t.c., p. 247. 
Cape Colony, Natal Orange River Colony, Transvaal. 
Cape Colony: Burghersdorp (Kannemeyer): Clanwilliam (Slabber) ; 
Hanover (Schreiner) ; Graaff-Reinet (Paynter) ; Tulbagh (Light- 
foot) ; Little Namaqualand. 
2. PROSYMNA FRONTALIS. 
Temnorhynchus frontalis, Peters, Mon. Berl. Ac., 1867, p. 236, pl. —, 
Ee ae 
Prosymna frontalis, Bouleng., ¢.c., p. 248. 
German South-West Africa, Angola. 
3. PROSYMNA AMBIGUA, Bocage, Jorn. Sc. Lisb. iv., 1873, p. 218; Bouleng., 
t.c., p. 248. 
Southern. Rhodesia, Zululand, East Africa, Angola. 
4. PROSYMNA BERGERI, Lindholm, Jahrb. Nassau. Ver. lv., 1902, p. 57. 
German South-West Africa. 
5. PROSYMNA JANI, Bianconi, Mem. Acc. Bologna (2) i. 1862, p. 470, pl, i. ; 
Bouleng., ¢.c., p. 249. 
Portuguese East Africa, Zululand. 
11. HOMALOSOMA. 
Wagler, Syst. Amph. p. 190; Bouleng. Cat. Sn. ii. p. 273. 
Two Species in South Africa. 
Ventral 115-144 Dic sie xs 7 ot v0 lle Luiviz: 
Ventrals 97-110 a. se 6 bs Se .. HH. variegatum. 
ie 
HOMALOSOMA LUTRIX. 
Coluber lutrix, Linn. S. N. i. p. 375. 
Homalosoma lutrix, Bouleng., t.c., p. 274. 
Homalosoma shivanum, Bouleng., t.c., p. 276. 
South Africa, Central and East Africa. 
Cape Colony: Cape Town (Oakley) ; East London (Wood) ; Caledon 
(Burgess) ; Port St. Johns (Shortridge) ; Knysna (Groom) ; 
Burghersdorp (Kannemeyer) ; Middelburg (Piers) ; Paarl (Purcell) ; 
Port Elizabeth (Moorhouse) ; Little Namaqualand (Péringuey). 
Transvaal: Barberton (Rendall). 
2G 
