586 



ADDENDA AND COERiaENDA. 



Add : ^^S^ 34. TypMops polygrammicus. 



Typhlops nigrescens, Waite, Sec. Austral. Mm. ii. 1893, p. 57, 



pi. XV. fig. 6. 



riippelli, Waite, I. c. fig. 6. 



polygrammicus, Waite, Proa. Linn. Soc. N.S. W. (2) ix. 1894,. 



p. 13. 



The differences between T. nigrescens and T. rueppelli are prob- 

 ably sexual. 



This species reaches a length of 717 millim. 



Add : ^^S^ 3^' Typhlops wiedii. 



Typhlops wiedii, Waite, Froc. Linn. Soc. N. S. W. (2) ix. 1894, pi. i, 

 figs. 7-9; Boettg. in Semon, Zool. Forsch. v. p. 117 (1894). 



Page 36. Add a species : — 



49 a. Typhlops nigricauda. 



Typhlops nigricauda, Bouleng. Proc. Zool. Soc. 1895, p. 867, pi. xlix, 

 fig. 1. 



Snout very prominent, rounded ; nostrils inferior. Eostral broad,, 

 more than half the vfidth of the head, extending to the level of the 

 eyes; nasal incompletely divided, the cleft proceeding from the 

 second labial ; prseocular present, narrower than the nasal or the- 

 ocular, in contact with the second and third labials ; eye distin- 

 guishable ; prsefrontal and supraoculars considerably enlarged ; four 

 upper labials. Diameter of body 70 to 80 times in the total length > 

 tail a little longer than broad, ending in a spine. 18 scales round 

 the body. Brown above, yellowish below ; end of snout yeUow ; 

 tail black. 



Total length 315 millim. 



Northern Australia. 



a. Ad. Daly River. Dr. Dahl [0.]. Christiania Museum, 



(One of the types.) 



Add: Page 38. Typhlops obtusus. 



d. Ad. Zomba, Brit. C. Africa. Sir H. H. Johnston [P.], 



Page 39. Add a species : — 



57 a. Typhlops boulengeri. 



Typhlops boulengeri, Bocage, Jorn. Sc. Lisb. (2) iii. 1893, p. 117, and 

 Herp. Angola, p. 64 (1895). 



Snout very prominent, rounded ; nostrils inferior. Bostral large^ 

 more than half the width of the head, extending to between the 



