260 



OOLUBRID*. 



Oercocalamus ooUaris, Ounfh. Ann. ^ Mag. N. H. (3) xi. 1863, 



p. 21, pi. iii. fig. A, and Biol. C.-Am., Sept. p. 167 (1895). 

 Uiieohis oapensis", Giinth. Ann. Sf Muff. N. H. (3) xv. 1865, p. 89 ; 



Jan, Icon. Oen. 15, pi. i. fig. 5 (1866) ; Peters, Reise n. Mossamb, 



iii. p. 112 (1882). 

 • capensia, part., Giinth. Ann. §■ Mag. N, H. (6) i. 1388, 



p. 324. 



Diameter of eye a little greater than its distance from the oral 

 margin. Eostral broader than deep, the portion visible from above 

 about one third as long as its distance from the frontal ; internasals 

 shorter than the praefrontals ; frontal once and a half to once and 

 two thirds as long as broad, much longer than its distance from the 

 end of the saout, a little shorter than the parietala ; nasal entire, 

 in contact with the praeocular : one postocnlar ; temporals 1+1; 

 seven upper labials, third and fourth entering the e)'e, fifth in 

 contact with the parietal ; symphysial in contact with the anterior 

 chin-shields, which are as long as or a little longer than the 

 posterior and in contact with three lower labials. Scales in 15 

 rows. Ventrals 138-1 66 ; anal entire ; subcaudals 37-53. Yellow 

 or pale reddish brown above, with or without a blackish vertebral 

 line, yellowish white beneath ; upper surface of head and nape 

 black, with or without a yellowish cross-bar behind the parietal 

 shields, the black of the nape descending to the sides of the neck ; 

 sides of head yellowish, the shields bordering the eye black. 



Total length 335 millim. ; tail 70. 



East and South Africa. 



a. Hgr. ? (V. 158 ; 0. 40). Caffraria. Sir A. Smith [P.]. 



(One of the type?.) 



b. ? (V. 159; 0. 47). De Kaap Goldflelds, Dr. P. Kendall [0.]. 



Transvaal. 

 c-l. 3 (V. 138, 139 ; C. 45, Zanzibar. Sir J. Kirk [C.J. 



44) & 5 (V. 150, 1.50, 

 152, 148, 149, 155, 

 149 ; 0. ?, 44, P, 42, 41, 

 43, 44). 



m. 5 (V. 141 ; 0. .P). ? Dr. Giinther [P.]. 



(Type of Cercocalamus collaris.) 



8. Aparallactus nigriceps. 



UriecMs nigriceps, Peters, Mon. Berl. Ac. 1854, p. 623, and JReise 



n. Mossamb. iii. p. Ill, pi. xviii. fig. 1 (1882). 

 atriceps, Jan, Arch. Zool. Anat. Phys. ii. 1862, p. 49, and Icon. 



Oen. 15, pi. i. fig. 4 (1866). 

 Aparallactus nigriceps, Bouleng. Ann. 8( Mag. N. H. (6) xvi. 1895, 



p. 173. 



Diameter of eye greater than it;S distance from the oral margin. 

 Eostral broader than deep, the portion visible from above about 

 one third as long as its distance from the frontal; internasals much 

 shorter than the praefrontals ; frontal once and one third as long 

 as broad, much longer than its distance from the end of the snout, 

 a little shorter than the parietals ; nasal entire, in contact with the 



