List of Half-tone Illustrations 



PLATB 



cvi. 



PACING PAGB 



CV11. 



CV111. 



cix. 

 ex. 



cxi. 



cxn. 

 cxiii. 



cxiv. 



cxv. 



cxvi. 



cxvii. 



cxix. 

 cxx. 



cxxi. 



RINGED SNAKE, Opbibolus doliatus gentilis. From 



Nebraska . . 340 



MEXICAN RINGED SNAKE, Opbibolus micropholis 340 

 (Old Example). Adult Examples are a Rich, 

 Golden-brown, with Obscure, Darker Brown 

 Blotches. The Food Consists Mostly of Small 



Birds and Rodents 340 



ARIZONA KING SNAKE; RINGED SNAKE, Ophibolus 



^onatus. From Arizona . . . . 341 



ARIZONA RINGED SNAKE; KING SNAKE, Opbibolus 



fonatus. From California . . . -34' 

 SAY'S KING SNAKE, Opbibolus getulus sayi . . 341 

 COMMON KING SNAKE; CHAIN SNAKE, Opbibolus get- 

 ulus. A notoriously cannibalistic reptile . 348 

 BOYLE'S KING SNAKE, Opbibolus getulus boylii . 348 

 HEADS OF MISCELLANEOUS HARMLESS SERPENTS 349 

 RAINBOW SNAKE, Abastor erytbrogrammus . . 368 

 RED-BELLIED SNAKE, Paranoia abacura . . . 368 

 WORM SNAKE, Carpbopbis amaenus . . . 369 

 SCARLET SNAKE, Cemopbora coccinea . . . 369 

 LECONTE'S SNAKE, Rbinocbilus lecontei . . 369 

 HEADS OF THE HOG-NOSED SNAKES . . . 376 

 COMMON HOG-NOSED SNAKE, Heterodon platyrbinus 377 

 B LACK Hoc-NOSEoSNAKE, Heterodonplatyrbinus niger 377 

 SOUTHERN HOG-NOSED SNAKE, Heterodon simus . 384 

 WESTERN HOG-NOSED SNAKE, Heterodon nasicus . 385 

 CROWNED SNAKE, Tantilla coronata . . . 400 

 MITER SNAKE, Tantilla gracilis .... 400 



ANNULATED SNAKE, Sibon septentrionale . . 401 



HEAD OF HARLEQUIN SNAKE, Elaps fulvius . . 401 



HEAD OF SONORA CORAL SNAKE, E. euryxantbus . 401 



HEADS OF SERPENTS ...... 416 



HEAD OF RATTLESNAKE ..... 417 



SKULL OF A PIT VIPER, SHOWING DEVELOPING FANGS 417 

 COPPERHEAD SNAKE, Ancistrodon contortrix (Com- 

 mon Phase) 418 



COPPERHEAD SNAKE, Ancistrodon contortrix (Texas 



Phase) . . .418 



xxxi 



