List of Half-tone Illustrations 



PLATE FACING PAGE 



Iv. SIX-LINED LIZARD; RACERUNNER, Cnemidophorus 

 sexlineatus. The Smallest Species of a Genus 

 Remarkable for the Activity of its Members . 188 

 SPOTTED RACERUNNER, Cnemidophorus gularis 188 

 TESSELATED LIZARD; WHIP-TAIL, Cnemidopborus 



tessellatus . . . . . . .188 



Ivi. TWO-FOOTED WORM LIZARD, Bipes caniculalus 

 Worm-like and Practically Blind. A Degen- 

 erate Burrowing Lizard .... 189 



FLORIDA WORM LIZARD, Rhineura ftoridana . .189 

 Ivii. FIVE-LINED SKINK; "SCORPIAN," Eumeces quin- 



quelineatus . . . . . . .194 



SKILTON'S SKINK, Eumeces skiltonianus . . 194 



Iviii. FLORIDA SKINK, Eumeces egregius . . . 195 



GROUND LIZARD, Lygosoma laterals . . 195 



PART IV: THE SNAKES 



Order OPHIDIA 



lix. EGGS OF NORTH AMERICAN SERPENTS . . . 206 

 Ix. BREEDING HABITS OF SNAKES .... 207 



Ixi. BREEDING HABITS OF SNAKES. FRESHLY HATCHED 



EXAMPLES OF OVIPAROUS SERPENTS . . 208 



Ixii. BREEDING HABITS OF SNAKES .... 209 

 Ixiii. BLIND SNAKES ....... 210 



Ixiv. HEAD OF THREE-LINED BOA, Lichanura trivirgata . 211 

 HEAD AND UNDER PART OF TAIL OF THE RUBBER 



BOA, Cbarina bottce . . . . . 211 

 RUBBER BOA, Charina. bottce . . .211 



Ixv. BREEDING HABITS OF SNAKES . . . 222 



Ixvi. STUDIES OF HEADS. Genus Eutcenia . . 223 



Ixvii. RIBBON SNAKE, Eutcenia saurita .... 224 

 SOUTHERN RIBBON SNAKE, Eutcenia sackeni . . 224 

 WESTERN RIBBON SNAKE, Eutcenia proxima . . 224 



Ixviii. PLAINS GARTER SNAKE, Eutcenia radix . . . 225 

 BUTLER'S GARTER SNAKE, Eutcenia butleri . . 225 

 xxvii 



