Index 
297 
Ochrogaster haydeni, Microtus, 
lOI 
ocius, Thomomys clusius, 81 
Odocoileus, 18 
Odocoileus americanus macrou- 
rus, 19 
Odocoileus hemionus, 22 
Onychomys, 124 
Onychomys leucogaster brevi- 
caudus, 126 
Onychomys leucogaster palles- 
cens, 125 
operarius, Eutamias amoenus, 
176 
origenes, Mustela caurina, 201 
orolestes, Neotoma cinerea, 116 
orophilus, Phenacomys, 113 
Otter, Canadian, 190 
Otter, Sonoran, 190 
Ovis, 9 
Ovis canadensis, 9 
Ovis cervina, 9 
P 
Pale Bat, 284 
Pale Big-eared Bat, 283 
Pale Grasshopper Mouse, 125 
pallescens, Corynorhinus ma- 
crotis, 283 
pallescens, Onychomys leuco- 
gaster, 125 
pallidus, Antrozous, 284 
pallidus, Citellus tridecemlinea- 
tus, 159 
pallidus, Eptesicus, 280 
paradoxus, Perognathus hispi- 
dus, 70 
parvus, Citellus tridecemline- 
atus, 161 
pauperrimus, Microtus, 100 
pennsylvanicus modestus, Micro- 
tus, 95 
Perodipus, 71 
Perodipus longipes, 77 
Perodipus montanus, 73 
Perodipus montanus richard- 
soni, 76 
Perognathus, 65 
Perognathus apache, 69 
Perognathus callistus, 68 
Perognathus fasciatus infra- 
luteus, 67 
Perognathus flavescens. 68 
Perognathus flavus, 70 
Perognathus hispidus paradox- 
us, 70 
Peromyscus, 127 
Peromyscus boyleii rowleyi, 134 
Peromyscus crinitus auripec- 
tus, 133 
Peromyscus leucopus tornillo, 
133 
Peromyscus maniculatus luteus, 
132 
Peromyscus maniculatus nebra- 
scensis, 131 
Peromyscus maniculatus rufinus, 
128 
Peromyscus nasutus, 136 
Peromyscus truei, 135 
personatus, Sorex, 262 
pervagus, Thomomys aureus, 79 
Phenacomys, 103 
Phenacomys orophilus, 103 
Phenacomys preblei, 104 
Picket Pin Gopher, 156 
Pigmy Vole, 100 
Pika, 54 
Pine Marten, 201 
Pine Squirrel, 185 
pinetis, Sylvilagus nuttallii, 47 
Pinon Fox, 235 
Pipistrellus, 277 
Pipistrellus hesperus, 278 
Plain-backed Squirrel, 184 
Plains Pocket Gopher, 80 
Plains Pocket Mouse, 68 
Plains Prairie Dog, 149 
Plains Skunk, Northern, 209 
Pocket Gopher, Chestnut- 
faced, 90 
Pocket Gopher, Fulvous, 80 
Pocket Gopher, Golden, 79 
Pocket Gopher, Mountain, 82 
Pocket Gopher, Plains, 80 
Pocket Gopher, Roaming, 79 
Pocket Gopher, San Luis, 84 
Pocket Gopher, Swift, 81 
Pocket Gopher, Yellow, 85 
Porcupine, Yellow-haired, 58 
Prairie Dog, Gunnison's, 153 
Prairie Dog, Plains, 149 
Prairie Dog, White-tailed, 154 
Prairie Jumping Mouse, 62 
Prairie Spotted Skunk, 214 
preblei, Phenacomys, 104 
Preble's Vole, 104 
princeps, Zapus, 63 
Procyon, 219 
