54 



THE SNAKES OF SOUTH AFRICA. 



Not recorded north 



Not re- 

 the Zam- 



The Vari- 



Colour — Brown above ; yellow on the underparts. 

 Average length — i foot to i foot 6 inches. 

 Distribution — Common throughout South Africa, 

 of the Zambesi. 

 6. Typhlops delalandii. Delalandi's Blind Snake. 



Colour — Pale brown above (.ach scale, with a darker central spot ; 



yellowish on the under- 

 parts. 

 Average length — i foot. 

 Distribution — Occurs all over 

 South Africa, 

 corded north of 

 besi. 

 Typhlops mucroso. 

 able Blind Snake. 

 Synonym — Onycliocephalus 



mucroso. 

 Colour — Upper parts variable in 

 colour; lower parts uniform 

 yellowish. 

 Average length — i foot to i foot 



6 inches. 

 Distribution — Transvaal ; De- 

 lagoa Bay ; Rhodesia ; 

 Zambesi Regions ; North 

 to East and Central 

 Africa. 

 Typhlops dinga. The Rusty- 

 red Blind Snake. 

 - Synonym — Onychocephalus 

 dinga. 

 Colour — Rusty red above, with 



confluent black spots. 

 Average length — 2 feet to 2 feet 



6 inches. 

 Distribution — Southern Rho- 

 desia ; Portuguese East 

 Africa. 

 Typhlops scHLEGELii. Schlegel's 

 Blind Snake. 

 Synonym — Onychocephalus 



schlegelii. 

 Colour — Uniform olive - brown 

 above, or parti - coloured 

 yellow and ohve-brown, the 

 latter colour forming ir- 

 regular blotches ; lower 

 parts uniform yellow. 

 Average length — i foot 6 inches 

 to 2 feet. 

 Portuguese East Africa ; Central 



•ja 



HEADS AND TAILS OF TYPHLOPS 



SNAKES, SHOWING ARRANGE-. 



MENT OF SCALES. 



Fig. 24. — 3c. Head and lower jaw. 

 ^d. Tail, showing the spine at the tip B. 

 5a. Head viewed from above. 

 56. Head viewed from the side. 

 5c. Head viewed from below. 

 $d. Tail showing spine at end. 

 Vent is at part marked A. Eyes are covered 

 by scales. (From Brit. Mus. Cat. Snakes.) 



-Southern Rhodesia 



Distribution 

 Africa. 

 10. Typhlops schinzi. Black-spotted Blind Snake. 

 Colour — Yellowish above, with small black spots. 

 Average length — 8 inches. 

 Distribution — Northern parts of Cape Colony ; Little Namaqualand 



