Mammals of the Colorado River River Association Castor+, Ondatra, Procyon^ Willow-Cottonwood Association Odocoileus, Peromyscus m. sonoriensis°, Sigmodon, Reithro- dontomys, Sylvilagus, Felis°, Urocyon, Mephitis, Procyon, Antrozous°, Myotis° occultus, Tadarida mexicana^ Tule Association Sigmodon, Reithrodontomys°, Ondatra-, Procyon- Arrowweed Association Peromyscus m. sonoriensis, Neotoma albigula venusta-, Perognathus p. penicillatus, Sylvilagus, Mephitis, Spilogale^ Quail-brush Association Peromyscus m. sonoriensis, Neotoma a. venusta-, Sylvilagus° Mesquite Association Odocoileus, Peromyscus m. sonoriensis, Neotoma a. venusta, Perognathus p. penicillatus, Sylvilagus, Felis, Lynx°, Me- phitis, Myotis c. pallidus^ Saltbush Association Citellus t. tereticaudus, Peromyscus e. eremicus, Thomomys p. albatus+, Dipodomys d. deserti, Dipodomys m. merriami, Perognathus p. penicillatus, Lepus, Sylvilagus, Taxidea, Myox Myotis c. pallidus, Pipistrellus^ Creosote Association C. harrisi, C. leucurus, C. tereticaudus, Peromyscus e. ere- micus, Thomomys chrysanotus+, D. deserti, D. merriami, Pero- gnathus l. bombycinus, P. formosus, P. penicillatus, P. in- termedius, P. spinatus, Lepus c., Canis l. ochropus, Vulpes+ Myotis velifer, Eptesicus fuscus, Macrotus c° Catclaw or Wash Association Odocoileus°, P. e. eremicus-, Dipo merriami-, P. formosus, P. penicillatus, P. spinatus, Lepus, Lynx, Urocyon, Pipistrellus^ Sahuar0 Association Same as creosote