LIST OF SOUTH AFRICAN SNAKES. 



457 



25. MACRELAPS. 



Bouleng. Cat. Sn. iii. p. 255. 



I. Macrelaps microlepidotus. 



Uriechis microlepidotus, GQnth. Ann. Sc Mag. N. H. (3) v., i860, p. 168, 



pi. ix. 

 Macrelaps microlepidotus, Bouleng., I.e. 

 Natal, Eastern parts of Cape Colony. 

 Cape Colony : Port St. Johns (Kannemeyer). 

 Natal: Durban (liowker). 



26. APARALLACTUS. 



Smith, 111., Kept., App. p. 15 ; Bouleng. Cat. Sn. iii. p. 255. 



Two Species in South Africa. 



Nasal divided ; ventrals 153-180 .. .. .. A. guentheri. 



Nasal entire ; ventrals 138-166 .. .. .. A. capensis. 



1. APARALLACTUS GUENTHERI, Bouleng. Ann & Mag. N. H. (6) xvi., 1895, 



p. 172, and t.c, p. 259, pi. xi. fig. 2. 

 East and Central Africa, Angola, Southern Rhodesia. 



2. APARALLACTUS CAPENSIS, Smith, Op. c, p. i6 ; Bouleng., t.c, p. 259. 

 South and East Africa, 



Cape Colony : East London (Eondt) ; Burghersdorp (Kannemeyer). 

 Transvaal: Leydenburg (Kilgour) ; Modderfontein (Haagner). 



C.—PROTEROGL YPHA . 



27. HYDRUS. 



Schneid. Hist. Amph. i. p. 233 ; Bouleng. Cat. Sn. iii. p. 266. 



I. Hydrus platurus. 



Anguis platurus, Linn. S. N. i. p. 391. 

 Hydrus platurus, Bouleng., t.c, p. 267. 

 Indian Ocean and Tropical Pacific ; coast of Cape Colony. 

 Table Bay and False Bay (Stockdale, Fisk) ; George ; Cape Agulhas 

 (J. van Breda). 



28. NAIA. 

 Laurenti, Syn. Rept. p. 90 ; Bouleng. Cat. Sn. iii. p. 372. 

 Four Species in South Africa. 



I. Suboculars separate the eye from the upper labials. 

 21 or 23 scales across neck, 19 to 21 across middle of 



body . . . . . . . . . . . . . . N. haie. 



17 scales across neck as well as across body . . . . N. anchietcB, 



II. Third or third and fourth upper labials entering 



the eye. 



Sixth upper labial largest and in contact with post- 

 oculars ; 23 scales across neck . . . . . . N. flava. 



Third upper labial deepest, sixth not in contact with 



postoculars ; 23 to 29 scales across neck . . N. nigricollis. 



