INDEX 



Principal references are printed in boldface 



afiBnis, Pituophis sayi, 4, 5, 10, 19, 20, 

 21, 23, 24, 36, 37, 38, 83, 90, 91, 

 97, 103, 113, 123, 124, 125, 130, 

 133, 134, 142, 168, 177, 186, 204, 

 206, 207, 208. 

 Pityophis, 123. 

 annectens, Pituophis, 185. 



Pituophis catenifer, 5, 21, 23, 25, 

 83, 91, 125, 133, 142, 155, 168, 

 174, 177, 185, 186, 187, 190, 194, 

 195, 196, 204, 206, 208. 

 Pityophis, 185. 

 Arizona, 21. 

 jani, 42. 

 lineaticoUis, 47. 

 bellona, Churchillia, 5, 95, 124, 167. 

 Pituophis, 95, 123, 166, 167. 

 Pituophis sayi, 26, 95, 167. 

 Pityopliis, 95, 123, 166. 

 Pityophis catenifer, 95, 123, 166. 

 Pityophis mexicanus, 141. 

 Pityophis sayi, 95, 123, 141, 166, 

 185. 

 Blue racer, 113. 



Bull snake, 60, 73, 111, 112, 113, 131. 

 catenatus, Sistrurus catenatus, 133. 

 catenifer, Coluber, 82, 140, 166, 185. 

 Pituophis, 140, 166, 167, 185, 186. 

 Pituophis catenifer, 5, 13, 19, 20, 

 23, 24, 38, 83, 91, 125, 133, 140, 

 142, 149, 154, 155, 156, 168, 174, 

 176, 177, 185, 186, 195, 204, 206, 

 208. 

 Pituophis melanoleucus var., 140. 

 Pityophis, 123, 140, 166, 185. 

 Pityophis catenifer, 140, 185. 

 catenifer ^roup, 5, 19, 20, 37, 39, 83, 96, 

 104, 113, 124, 125, 153, 204, 205, 208, 

 Churchillia, 5. 



bellona, 5, 95, 124, 167. 

 Citellus mollis, 175. 

 Coluber, 5, 14, 16. 



catenifer, 82, 140, 166, 185. 



catenifer var. vertebralis, 82. 



constrictor, 5. 



deppei, 25. 



lineaticoUis, 47. 



melanoleucus, 5, 52, 53, 54, 95, 



123, 141. 

 melanoleucus var. Say, 91. 

 sayi, 91. 

 vertebralis, 82. 

 Colubridae, 23. 

 constrictor. Coluber, 5. 



CoroneUa, 14. 

 Cro talus. 111. 

 deppei. Coluber, 25. 



Epiglottophis, 25, 26. 

 Pithyopliis, 25. 

 Pitiophis, 25. 

 Pituophis, 25, 42. 



Pituophis deppei, 5, 6, 18, 19, 20, 

 21, 23, 25, 27, 33, 35, 37, 38, 40, 

 41, 42, 43, 44, 47, 48, 51, 55, 90, 

 91, 104, 113, 133, 204, 206, 207, 

 208. 

 Pituophis pleurostictus var., 25. 

 Pityophis, 25. 

 Pityophis catenifer, 25. 

 Spilotes, 5, 25. 

 Deppei, Elaphis, 25. 



Pityophis, 25. 

 deppei group, 5, 6, 19, 27, 35, 39, 43, 48, 

 55, 67, 76, 83, 96, 113, 125, 168, 186, 

 204, 205, 206. 

 deppii, Pituophis, 25, 26. 

 deserticola, Pituophis catenifer, 5, 10, 

 18, 19, 20, 23, 24, 37, 83, 91, 98, 113, 

 123, 125, 133, 142, 152, 155, 166, 167, 

 168, 170, 174, 176, 177, 178, 185, 186, 

 195, 204, 206, 208. 

 Elaphe, 14, 17. 

 Elaphis Deppei, 25. 

 pleurostictus, 25. 

 reticulatus, 185. 

 elegans, Rhinechis, 26. 

 Epiglottophis, 5, 26. 

 deppei, 25, 26. 

 lineaticoUis, 26, 47. 

 pleurostictus, 25. 

 Gopher snake, 132, 133, 154, 155, 176. 

 haematois, Pityophis, 82. 

 heermanni, Pituophis catenifer, 141, 142, 



153. 

 Heermanni, Pityophis, 140. 

 jani, Arizona, 42. 



Pituophis deppei, 4, 5, 19, 20, 23, 

 27, 35, 41, 42, 43, 47, 52, 55, 204, 

 206, 208. 

 Lampropeltis, 14, 17, 19. 

 leucurus, Spermophilus, 174. 

 lineaticoUis, Arizona, 47. 

 Coluber, 47. 

 Epiglottophis, 26, 47. 

 Pituophis, 4, 5, 6, 8, 19, 20, 21, 23, 

 27, 32, 35, 43, 47, 49, 51, 52, 55, 

 104, 204, 206, 207, 208. 

 Spilotes, 47. 



223 



