VI 



Snake, Hoellick 

 ' Jara 



Arnee 



sagittated 



streaked , 



fasciated 



biped 



lineated . 



Dart 



Sibilant , 

 Situla 

 Saurite . 

 vittated . 

 black-backed 

 Si rial 

 elegant 

 tseniated 

 bi lineated 

 bugle 



trifasciated 

 stolated . 

 trilineated 

 Bochir 



CONTENTS. 



Snake, Aurora 



Iberacoa 



— — pale * 



long-snouted 



nasutus . 



purpurascent 



iridescent 



summer • 



filiform . 



black-tailed 



525 

 525 

 526 

 526 

 527 

 528 

 528 

 529 

 530 

 530 

 532 

 532 

 533 

 534 

 535 

 536 

 537 

 538 

 539 

 542 

 542 

 543 

 543 



collared 



Viper, common . 



black 



— — American black 



Ammodytes 



— Charasian 



Redi's 



Asp . 



Swedish 



Greek 



Scythian 



Cerastes 



544 

 544. 

 545 

 546 

 548 

 549 

 550 

 551 

 551 

 552 

 553 



3651 

 375 

 377 

 379 

 379 

 380 

 381 

 382 

 384 

 385 

 •385 



ERRATA.—VOL. III. PART II. 



P. 449, 1. 1. fox punctato read punct(xtw. 

 P. 482, 1. 1. for dorsal read dorsali. 



