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Table of Contents

Introduction
Map of Zones in Western Oregon

Pouched Mammals, Didelphimorpha

Opossums, Didelphida

Opossums, Didelphis
Opossum, Dedelphis virginianus

Insect-eating Mammals, Insectivora

Shrews, Soricidae

Long-tailed shrew, Sorex
Wandering shrew, Sorex vagrans
Dusky and Yaquina shrews, Sorex obscurus and Sorex yaquinae
Pacific shrew, Sorex pacificus
Marsh shrew, Sorex bendirei
Northern water shrew, Sorex palustris
Trowbridge shrew, Sorex trowbridgei
Moles, Talpidae
American Shrew-mole, Neürotrichus
American Shrew-mole, Neürotrichus gibbsi
Western American Moles, Scapanus
Townsend mole, Scapanus townsendi
Coast mole, Scapanus orarius
Broad-handed mole, Scapanus latimanus

Winged Mammals, Chiroptera

Evening Bats, Vespertilionidae

Mouse-eared Bats, Myotis
Little brown bat, Myotis lucifugus
Yuma bat, Myotis yyumanensis
Long-eared bat, Myotis evotis
Fringed bat, Myotis thysanodes
Long-legged bat, Myotis volans
California bat, Myotis calcus
Silver-haired Bats, Lasionycteris
Silver-haired bat, Lasionycteris noctivagans
Big Brown Bats, Eptesicus
Big brown bat, Eptesicus fuscus
Hairy-tailed Bats, Lasiurus
Hoary bat, Lasiurus cinereus
Big-eared Bats, Plecotus
Western big-eared bat, Plecotus townsendi
Pallid Bats, Antrozous
Pallid bat, Antrozous pallidus

Free-tailed Bats, Mastiff Bats, Molossidae

Free-tailed Bats, Tadarida
Brazilian free-tailed bat, Tadarida brasiliensis

Hopping Mammals, Lagomorpha

Pikas or rock Rabbits, Ochotonidae

Pikas, Ochotona
Pika, Ochotona princeps

Hares and Rabbits, Leporidae

Hares, Lepus
Snowshoe hare, Lepus americanus
Black-tailed hare, Lepus californicus
Rabbits, Sylvilagus
Brush rabbit, Sylvilagus bachmani
Eastern cottontail, Sylvilagus floridanus

Gnawing Mammals, Redentia

Mountain Beaver, Aplodontidae

Mountain Beaver, Aplodontia
Mountain beaver, Aplodontia rufa

Chipmunks and Squirrels, Sciuridae

Chipmunks, Tamias
Townsend chipmunk, Tamias townsendi
Yellow-pine chipmunk, Tamias amoenus
Ground Squirrels, Spermophilus
Beechey ground squirrel, Spermophilus beldingi
Mantled ground squirrel, Spermophilus lateralis
Marmots, Marmota
Yellow-bellied marmot, Marmota flaviventris
Gray Squirrels and Fox Squirrels Sciurus
Western gray squirrel, Sciurus griseus
Eastern gray squirrel, Sciurus carolinensis
Eastern fox squirrel, Sciurus niger
Red Squirrels and Chickarees Tamiasciurus
Chicarees, Tamiasciurus douglasi
Flying Squirrels Galaucomys
Northern flying squirrel, Galaucomys sabrinus

Pocket Mice and Kangaroo Rats, Heteromyidae

Kangaroo Rats, Dipodomys
Heermann kangaroo rat, Dipodomys heermanni

Pocket Gophers, Geomyidae

Western Pocket Gophers, Thomomys
Camas pocket gophers, Thomomys bulbivorus
Mazama pocket gophers, Thomomys mazama
Botta pocket gophers, Thomomys bottae

True Beavers, Castoridae

True Beaver, Castor
North American beaver, Castor canadensis

Rats and Mice, Muridae

Indigenous Rats and Mice, Sigmodontinae

Harvest Mice, Reithrodontomys
Western harvest mouse, Reithrodontomys megalotis
Deer Mice and White-footed Mice, Peromyscus
Deer Mouse, Peromyscus maniculatus
Piñon Mouse, Peromyscus truei
Woodrats, Neotoma
Dusky-footed woodrat, Neotoma fuscipes
Bushy-tailed woodrat, Neotoma cinerea

Voles, Arvicolinae

Red-backed Voles, Clethrionomys
California red-backed Vole, Clethrionomys californicus
Heather Voles, Phenacomys
Heather vole, Phenacomys intermedius
White-footed Vole and Tree Voles, Arborimus
White-footed vole, Arborimus albipes
Oregon red tree vole, Arborimus longicaudus
Meadow Voles, Microtus
Townsend vole, Microtus townsendi
Long-tailed vole, Microtus longicaudus
Creeping or Oregon vole, Microtus oregoni
Gray-tailed vole, Microtus canicaudus
Montane vole, Microtus montanus
California vole, Microtus californicus
Water vole, Microtus richardsoni
Muskrats, Ondatra
Muskrat, Ondatra zibethicus

Old World Rats and Mice, Murinae

Old World Rats, Rattus
Black Rats, Rattus rattus
Norway Rats, Rattus norvegicus
House Mice, Mus
House Mouse, Mus musculus

Birch Mice and Jumping Mice, Zapodidae

North American Jumping Mice, Zapus
Pacific jumping mouse, Zapus trinotatus

New World Porcupines, Erethizontidae

North American Porcupines, Erethizon
North American porcupine, Erethizon doratum

Coypus, Myocastoridae

Coypus, Myocastor
Coypu or Nutria Myocastor coypus

Flesh-eating mammals, Carnivora

Dogs and Foxes, Canidae

Dogs, Coyotes, Wolves, Canis
Coyote, Canis latrans
Red foxes, Vulpes
Red fox, Vulpes vulpes
Gray foxes, Urocyon
Gray fox, Urocyon cinereoargenteus

Bears, Ursidae

North American Black Bear, Ursus
North American black bear, Ursus americanus

Ringtails, Raccoons, and Allies, Procyonidae

Ringtail, Bassariscus
Ringtail, Bassariscus astutus
Raccoons, Procyon
Raccoon, Procyon lotor

Martens, Weasels, Skumks, Otters, and Allies, Mustelidae

Martens and Fishers, Martes
North American marten, Martes americana
Fisher or Pekan, Martes pennanti
Wolverine, Gulo
Wolverine, Gulo gulo
Weasels, Minks, and Allies, Mustela
Short-tailed weasel, Mustela erminea
Long-tailed weasel, Mustela frenata
Mink, Mustela vison
Spotted Skunks, Spilogale
Spotted skunk, Spilogale putorius
Striped and Hooded Skunks, Mephitis
Striped skunk, Mephitis mephitis
River Otters, Lutra
River Otter, Lutra canadensis

Cats, Lynxes, and Allies, Felidae

True Cats, Felis
Puma, cougar, or mountain lion, Felis concolor
Lynxes, Bobcats, and Caracals, Lynx
Bobcat, Lynx rufus

Even-toed hoofed Mammals, Artiocactyla

North American Elk, Deer, and Allies, Cervidae

North American Elk, and Allies, Cervus
North American Elk, Cervus elephus
Mule Deer and White-tailed Deer, Odocoileus cervus
Mule deer, Odocoileus hemionus
White-tailed deer, Odocoileus virginianus

Epilogue

Appendix 1: Common and Scientific Names

Appendix 2: Table of Mammals' Location in the Northwest

Glossary

Selected References

Index

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