INDEX 



285 



Pago 



tieneric iniesiradation 12. 13, 251, 253. 2M 



Cieographiciil races 3, 4, 5 



Oeological chanpes. influence of 4,5 



Georgia 86 



Giant whiptail lizard 218 



Guateniala 39,61. 117 



Gular regiop. figure of 24 



Gulf of California, Islands 188, 



204. 205. 207. 210, 212, 215, 218, 242, 243, 246 



■Gymnophthalmim 251 



Habitat 19, 



39, 62, 72, 91, 118, 137, 188, 205, 207. 210, 212, 

 218, 220, 239 



Habits 19, 39. 50. 62. 92. 118. 138. 191, 212, 220, 239 



Habits, ontogenetic changes in 118 



Head plates, figures of -.. 22.23 



Heterodactylus 251 



Hibernation 92 



Historical Review __ 8 



Ilolbrookiu maculata approximans 138 



texana 118,119 



Honduras _ 39,61 



Hyperythrus Group 16, 



20. 140. 141, 143, 226, ^6, 253, 254, 257, 258. 259, 260 



Idaho 184 



Iguan idae ..- 252 



Illinois -. 86 



Incubation period 95, 196, 197 



Indiana 86 



Intergradation, evidences of 12, 



13, 42, 53, 65, 82, 83, 96, 120, 121, 

 139, 199, 200. 204, 205. 208, 253, 

 254. 



method of determination 3. 4. 5 



Int roduci ion 1 



Iowa 86 



Jph i.ia 252 



Islands. Atlantic 39,65 



Culf of ralifornia_ 202,220,238,239 



Pacific -.- 188,202,238,239 



Isolation, influence of 4,5,73.110 



jireservation of primitive types by . .56 



Kansas. 87 



KentTopyi . - 252 



calcaratus 21 



Kentucky 88 



Key to allied genera 14 



Key to genus 21 



Kidneys, shape of 18 



Zacerta 8, 10 



ameita 46 



caerukocephata 11,30,32,46 



caeTule$c(ns 30 



fallal 76 



lemniscata 8,11,30,32 



6-lineata 76,123 



sex-lineata 76 



seilinenta 8 



Lampropeltis californiae californiae 73 



gdulus boytii 73. LW 



Land connections, references to 73, 74 



Largartija 218 



Lemniscatus Group 20, 



30, 40, 53, 54, 253, 254, 255, 257, 259, 260 



Leposoma 252 



Life history.... 94, 139, 196 



Page 



Local races 5,69, 102 



Locality records, methods of presenting 6 



tables of 37, 



42, 46, 49, 53, 60, 65, 72. 83, 1 13, 

 133, 142, 177, 202, 204, 207, 210, 

 212, 215, 218, 220, 236, 242, 243, 

 236. 



Louisiana 88 



Lower California 187, 202, 220, 238 



Many lined race-runner. _ 56 



Maps, groups 54,75,145,222.248,259 



species 38,41,61,71,84,113, 133,178,237 



Martinique 39 



Maryland 88 



Mastkophis flagellum flavigutaris 120 



frenatus 197,221 



piceus 240 



mentovarius 02, 73 



taeiiiaius taeniatus... 197 



Mating dates 196,239 



Melanism 3, 154, 155, 156,157 



Mexican race-runner 66 



Mexico 19,61, 65, 72, 115, 136, 187, 249, 250, 251 



Mkrabkpharh 252 



Miocene 73,225,248,259 



Mississippi 88 



Missouri 88 



Monitor laterstrigus 11 



Monserrate Island race-runner 242 



Museums, abbreviations for 8 



Mutations, importance of 5,73 



Nebraslva 88 



Neustkurus 252,253 



Nevada 185 



New Mexico 135,185 



Nicaragua... 39,62 



North Carolina 88 



Olvlahoma 89, 114 



Old Providence Island 39 



OnemidophoTus 11 



sexlineatus 79 



stejnegeri 151 



Ophiognomon 251 



Oregon 186 



Panama 39 



Paraguay 46 



Penial characters 17 



Pennsylvania 89 



Pholidobolus 251 



Phrynosmna blainiillii blainvillii 156 



cnnuitinn 138 



modest u,m 118 



Phylogenetic studies, need for.: 10 



Pink-tailed whiptail.. 198 



Pleistocene 223,226,249,260 



Pliocene 73,223,248,260 



Primitive species, preservation of 255 



Proctoporns 251 



Prototypes, references to 51, 



54, .55, 56, 74, 144, 198, 221, 222, 223. 246. 255. 

 256, 257, 258, 259, 260. 



Recent geological age... 260 



Relationships, diagrams of 56, 



76, 140, 146, 199, 225, 249, 253, 254 



Richardson's law, remark upon.. 175 



Road-runner. _ 197 



