List of mammals of Illinois



This is a list of mammals in Illinois. A total of 70 species are listed. Species currently extirpated in the state include the white-tailed jackrabbit, American black bear, gray wolf, elk, American marten, cougar, fisher, North American porcupine, and American bison.

The following tags are used to highlight each species' conservation status as assessed by the International Union for Conservation of Nature:

Opossums

 * Family Didelphidae (opossums)
 * Subfamily: Didelphinae
 * Genus: Didelphis
 * Virginia opossum, D. virginiana

Armadillos

 * Family Dasypodidae (armadillos)
 * Genus: Dasypus
 * Nine-banded armadillo, D. novemcinctus

Insectivores
Eulipotyphlans are insectivorous mammals. Shrews closely resemble mice, while moles are stout-bodied burrowers.
 * Family Soricidae (shrews)
 * Genus: Blarina
 * Northern short-tailed shrew, B. brevicauda
 * Southern short-tailed shrew, B. carolinensis
 * Genus: Cryptotis
 * North American least shrew, C. parva
 * Genus: Sorex
 * Cinereus shrew, S. cinereus
 * Southeastern shrew, S. longirostris
 * Family Talpidae (moles)
 * Genus: Scalopus
 * Eastern mole, S. aquaticus

Rodents

 * Family Castoridae (beavers)
 * Genus: Castor
 * North American beaver, C. canadensis
 * Family Cricetidae (New World mice, rats, voles, lemmings, muskrats)
 * Genus: Microtus
 * Prairie vole, M. ochrogaster
 * Meadow vole, M. pennsylvanicus
 * Woodland vole, M. pinetorum
 * Genus: Oryzomys
 * Marsh rice rat, O. palustris
 * Genus: Ochrotomys
 * Golden mouse, O. nuttalli
 * Genus: Neotoma
 * Eastern woodrat, N. floridana
 * Genus: Ondatra
 * Muskrat, O. zibethicus
 * Genus: Peromyscus
 * Cotton mouse, P. gossypinus
 * White-footed mouse, P. leucopus
 * Eastern deer mouse, P. maniculatus
 * Genus: Reithrodontomys
 * Western harvest mouse, R. megalotis
 * Genus: Synaptomys
 * Southern bog lemming, S. cooperi
 * Family Dipodidae (jumping mice)
 * Genus: Zapus
 * Meadow jumping mouse, Z. hudsonius
 * Family Erethizontidae (New World porcupines)
 * Genus: Erethizon
 * North American porcupine, E. dorsatum extirpated
 * Family Muridae (Old World mice and rats)
 * Genus: Mus
 * House mouse, M. musculus introduced
 * Genus: Rattus
 * Brown rat, R. norvegicus introduced
 * Family Sciuridae (squirrels)
 * Genus: Glaucomys
 * Southern flying squirrel, G. volans
 * Genus: Marmota
 * Groundhog, M. monax
 * Genus: Sciurus
 * Eastern gray squirrel, S. carolinensis
 * Fox squirrel, S. niger
 * Genus: Poliocitellus
 * Franklin's ground squirrel, P. franklinii
 * Genus: Tamiasciurus
 * American red squirrel, T. hudsonicus
 * Genus: Ictidomys
 * Thirteen-lined ground squirrel, I. tridecemlineatus
 * Genus: Tamias
 * Eastern chipmunk, T. striatus
 * Family Geomyidae (pocket gophers)
 * Genus: Geomys
 * Plains pocket gopher, G. bursarius

Lagomorphs

 * Family Lagomorpha (rabbits, hares and pikas)
 * Genus: Lepus
 * White-tailed jackrabbit, L. townsendii extirpated
 * Genus: Sylvilagus
 * Swamp rabbit, S. aquaticus
 * Eastern cottontail, S. floridanus

Bats

 * Family Vespertilionidae (vesper bats)
 * Genus: Corynorhinus
 * Rafinesque's big-eared bat, C. rafinesquii
 * Townsend's big-eared bat, C. townsendii
 * Genus: Eptesicus
 * Big brown bat, E. fuscus
 * Genus: Lasionycteris
 * Silver-haired bat, L. noctivagans
 * Genus: Lasiurus
 * Eastern red bat, L. borealis
 * Hoary bat, L. cinereus
 * Genus: Myotis
 * Southeastern myotis, M. austroriparius
 * Gray bat, M. grisescens
 * Eastern small-footed myotis, M. leibii
 * Little brown bat, M. lucifugus
 * Northern long-eared bat, M. septentrionalis
 * Indiana bat, M. sodalis
 * Genus: Nycticeius
 * Evening bat, N. humeralis
 * Genus: Perimyotis
 * Tricolored bat, P. subflavus

Carnivores

 * Family Canidae (canids)
 * Genus: Canis
 * Coyote, C. latrans
 * Gray wolf, C. lupus extirpated
 * Genus: Urocyon
 * Gray fox, U. cinereoargenteus
 * Genus: Vulpes
 * Red fox, V. vulpes
 * Family Procyonidae (raccoons)
 * Genus: Procyon
 * Common raccoon, P. lotor
 * Family Ursidae (bears)
 * Genus: Ursus
 * American black bear, U. americanus extirpated
 * Family Felidae (cats)
 * Genus: Lynx
 * Bobcat, L. rufus
 * Genus: Puma
 * Cougar, P. concolor extirpated
 * Eastern cougar, P. c. couguar
 * Family Mustelidae (weasels, minks, martens, fishers, and otters)
 * Genus: Lontra
 * North American river otter, L. canadensis
 * Genus: Martes
 * American marten, M. americana extirpated
 * Genus: Mustela
 * Least weasel, M. nivalis
 * Genus: Neogale
 * Long-tailed weasel, N. frenata
 * American mink, N. vison
 * Genus: Pekania
 * Fisher, P. pennanti extirpated
 * Genus: Taxidea
 * American badger, T. taxus
 * Family Mephitidae (skunks)
 * Genus: Mephitis
 * Striped skunk, M. mephitis

Even-toed ungulates

 * Family Cervidae (deer)
 * Genus: Cervus
 * Elk, C. canadensis extirpated
 * Eastern elk, C. c. canadensis
 * Genus: Odocoileus
 * White-tailed deer, O. virginianus
 * Family Bovidae (bovids)
 * Genus: Bison
 * American bison, B. bison extirpated
 * Plains bison, B. b. bison extirpated