x ii LIST OF ILLUSTRATIONS 



Fig. 28. The banner-tail (Dipodomys spectabilis baileyi) 78 



Fig. 29. The banner-tail (Dipodomys spectabilis baileyi) 78 



Fig. 30. Little four-toes (Dipodomys merriami merriami) 87 



Fig. 31. Little four-toes (Dipodomys merriami merriami) 87 



Fig. 32. The large pocket gopher (Cratogeomys castanops) 88 



Fig. 33. The large pocket gopher (Cratogeomys castanops) 88 



Fig. 34. The large pocket gopher (Cratogeomys castanops) 88 



Fig. 35. Texas skunk (Mephitis mesomelas varians) 99 



Fig. 36. Hog-nosed skunk (Conepatus mesoleucus mearnsi) 99 



Fig. 37. Little spotted skunk (Spilogale leucoparia) 100 



Fig. 38. The ring-tailed cat (Bassariscus astutus flavus) 100 



Fig. 39. Guano bat (Tadarida mexicana mexicana) 109 



Fig. 40. Guano bat (Tadarida mexicana mexicana) 109 



Fig. 41. Little canyon bat (Pipistrellus hesperus) 109 



Fig. 42. The house bat (Myotis incautus) 109 



Fig. 43. Jack-rabbit bat (Corynorhinus macrotis pallescens) .... 110 

 Fig. 44. Jack-rabbit bat (Corynorhinus macrotis pallescens) .... 110 



Fig. 45. Big brown bat (Eptesicus fuscus fuscus) 110 



Fig. 46. Entrance of bat cave in Dow's Pasture, four miles west 



of Carlsbad 127 



Fig. 47. Slaughter Cave in Slaughter Canyon 127 



Fig. 48. Entrance of McKittrick Cave, about fifteen miles west 



of Carlsbad 128 



Fig. 49. Entrance of Sevoya Cave, nineteen miles north of San 



Antonio, Texas 128 



Fig. 50. Scaled quail, blue quail, or cotton-top 131 



Fig. 51. Cactus wren. The sun singer 132 



Fig. 52. Nest of the cactus wren in cactus bush 137 



Fig. 53. The cane cactus (Opuntia arborescens) in fruit 137 



Fig. 54. Canyon wren. A true cave dweller 138 



Fig. 55. Two regurgitated pellets of the great horned owl 143 



Fig. 56. Curve-billed thrasher's nest in Spanish bayonet 153 



Fig. 57. White-necked raven's nest in top of tree yucca 153 



Fig. 58. Western bull snake 165 



Fig. 59. Diamond-backed rattlesnake from Texas 165 



Fig. 60. The prairie rattlesnake 166 



Fig. 61. Black-tailed rattlesnake from Texas 166 



Fig. 62. Scaly lizard (Sceloporus clarkii) 167 



