80 



Genus ACANTHOPHIS, Baud. 



534. The Death Adder (Acanthophis antarctica, Wagler ; Boa antarctica, 



Shaw). 

 Fig. Wagler, Syst. 172. Shaw, Nat. Misc. t. 35 ; Gen. Zool. vol. iii. p. 362. 



Cat. of Snakes in Brit. Mus. p. 34. 

 Hob. Australia. 



Genus ECHIS, Merrem. 



535. The Toxicoa (Echis arenicola, Boie). 



Fig. Boie, Isis, 1827, 558. Cat. of Snakes in Brit. Mus. p. 29. 

 Hob. North Africa. Egypt. 



Genus CERASTES, Wagler. 



536. The Cerastes or Horned Viper (Cerastes Hasselquistii, Hasselq. ; 



Coluber Cerastes, Linn.). 

 Fig. Hasselq. Act. Upsal. 1750. Linn. Syst. Nat. vol. i. p. 376. Shaw, 



Gen. Zool. vol. iii. p. 385. 

 Hob. Egypt. 







537. The Cerastes (Cerastes Hasselquistii, Hasselq.). 



Hob. Egypt. 







Family 5. CrotaJida. 

 Face with a large pit on each side, placed between the eye and the nostril. 



Genus CROTALUS, Linn. 



538. The Cascavella or Banded Rattle-Snake (Crotalus horridus, Linn. ; 



Crotalus cascavella, Spix). 

 Fig. Linn. Syst. Nat. vol. i. p. 372. Shaw, Gen. Zool. vol. iii. p. 317. Cat. 



of Snakes in Brit. Mus. p. 20. 

 Hab. North America. From the British Museum. 



