Illinois

Mammals

Gray bat
(Myotis grisescens)

Endangered

Alexander, Hardin, Jackson, Johnson, Monroe, Pike, Pope, Pulaski

Caves and mines; rivers & reservoirs adjacent to forests

Indiana bat
(Myotis sodalis)

Endangered

Potential Habitat Statewide; Known Occurrences In: Adams, Alexander*, Bond, Clinton, Ford, Hardin*, Henderson, Jackson*, Jersey*, Johnson, LaSalle**, Lawrence, Macoupin, Madison, McDonough, Monroe*, Perry, Pike, Pope*, Pulaski, Randolph, St. Clair, Saline*, Schuyler, Scott, Union*, Vermilion, Washington

*counties with hibernacula

** Blackball Mine: Designated Critical Habitat

Caves, mines (hibernacula);

small stream corridors with well developed riparian woods; upland forests (foraging)

Birds

Least Tern
(Sterna antillarum)

Endangered

Alexander, Jackson, Madison, Massac, Monroe, Pope, Randolph, St. Clair, Union, Wabash

Bare alluvial and dredged spoil islands

Piping Plover
(Charadrius melodus)

Endangered

Cook, Lake

Migration: Bond, Clinton, Fayette, Franklin, Jefferson, Moultrie, Shelby

Lake Michigan beaches

Piping Plover
(Charadrius melodus)

Critical Habitat Designated

Lake

Reptile

Eastern Massasauga
(Sistrurus catenatus)

Candidate

Bond, Clinton, Cook, Dupage, Fayette, Knox, Lake, Madison, Piatt, Will

Shrub wetlands

Fish

Pallid Sturgeon
(Scaphirynchus albus)

Endangered

Alexander, Jackson, Madison, Monroe, Randolph, St. Clair, Union

Large rivers

Mussels

Clubshell
(Pleurobema clava)

Endangered

Vermillion

Vermillion River (North Fork)

Fanshell mussel
(Cyprogenia stegaria)
(=C. irrorata)

Endangered

White

Wabash River

Fat pocketbook pearlymussel
(Potamilis capax)

Endangered

Gallatin, Hardin, Lawrence, Massac, Pope, Wabash, White

Mississippi, Wabash, Little Wabash, Ohio Rivers

Saline, Middle Fork Saline, and North Fork Saline Rivers

Higgins eye pearlymussel
(Lampsilis higginsi)

Endangered

Adams, Carroll, Hancock, Henderson, Jo Daviess, Mercer, Pike, Rock Island, Whiteside

Mississippi River;
Rock River to Steel Dam

Orangefoot pimpleback
(Plethobasus cooperianus)

 Endangered

Massac, Pulaski

Ohio River below confluence with Cumberland River

Pink Mucket pearlymussel
(Lampsilis abrupta)

Endangered

Massac

Ohio River

Rabbitsfoot

(Quadrula cylindrica cylindrica)

Proposed as Threatened

Alexander, Clark, Crawford, Jasper, Lawrence, Massac, Pulaski, Vermilion, Wabash, White

Embarrass, North Fork Vermilion, Vermilion, Ohio, and Wabash Rivers

Rabbitsfoot

(Quadrula cylindrica cylindrica)

Proposed Critical Habitat

Massac, Pulaski, and Vermilion

Ohio River, North Fork Vermilion, Vermilion,

Maps of Proposed Critical Habitat

Sheepnose mussel
(Plethobasus cyphyus)

Endangered

Alexander, Hancock, Kankakee, Massac, Pulaski, Rock Island, Whiteside, Will

Shallow areas in larger rivers and streams

Snuffbox
(Epioblasma triquetra)

Endangered

Coles, Cumberland, Douglas, Kankakee, Will

Small to medium-sized creeks in areas with a swift current and some larger rivers

Spectaclecase mussel
(Cumberlandia monodonta)

Endangered

Hancock, Henderson, Madison, Massac, Pike, Rock Island

Large rivers in areas sheltered from the main force of the current

Iowa pleistocene snail
(Discus macclintocki)

Endangered

Jo Daviess

North-facing algific talus slopes of the driftless area

Insects

Hine's emerald dragonfly
(Somatochlora hineana)

Endangered

Cook, Dupage, Will (Des Plaines River drainage)

Spring fed wetlands, wet meadows and marshes

Hine's emerald dragonfly
(Somatochlora hineana)

Critical Habitat Designated

Cook, DuPage, and Will

Go here for a map and written description of the areas designated as Critical Habitat (PDF)

Karner blue butterfly
(Lycaeides melissa samuelis)

Endangered

Lake

Pine barrens and oak savannas on sandy soils and containing wild lupines (Lupinus perennis), the only known food plant of the larvae

Crustacean

Illinois cave amphipod
(Gammarus acherondytes)

Endangered

Monroe, St. Clair

Cave streams in Illinois sinkhole plain

Plants

Decurrent false aster
(Boltonia decurrens)

Threatened

Brown, Bureau, Calhoun, Cass, Fulton, Greene, Jersey, LaSalle, Madison, Marshall, Mason, Morgan, Peoria, Pike, Putnam, St. Clair, Schuyler, Scott, Tazewell, Woodford

Disturbed alluvial soils

Eastern prairie fringed orchid
(Platanthera leucophaea)

Threatened

Adams, Bond, Boone, Brown, Bureau, Calhoun, Caroll, Cass, Champaign, Christian, Clark, Clay, Clinton, Coles, Cook, Crawford, Cumberland, Dekalb, DeWitt, Douglas, DuPage, Edgar, Effingham, Fayette, Ford, Fulton, Green, Grundy, Hancock, Henderson, Henry, Iroquois, Jasper, Jersey, Jo Davies, Kane, Kankakee, Kendall, Knox, Lake, LaSalle, Lawrence, Lee, Livingston, Logan, Macon, Macoupin, Madison, Marion, Marshall, Mason, McDonough, McHenry, McLean, Menard, Mercer, Montgomery, Morgan, Moultrie, Ogle, Peoria, Piatt, Pike, Putnam, Richland, Rock Island, Saint Clair, Sangamon, Schutler, Scott, Shelby, Stark, Stephenson, Tazewell, Vermillion, Wabash, Warren Washington, Whiteside, Will, Winnebago, Woodford

Mesic to wet prairies

Lakeside daisy
(Hymenopsis herbacea)

Threatened

Tazewell, Will

Dry rocky prairies

Leafy prairie clover
(Dalea foliosa)

Endangered

Boone, Dupage, Kane, Kankakee, LaSalle, Madison,Ogle, Will, Winnebago

Prairie remnants on thin soil over limestone

Mead's milkweed
(Asclepias meadii)

Threatened

Dupage, Henry, Saline, Vermillion, Will

Virgin prairies

Pitcher's thistle
(Cirsium pitcheri)

Threatened

Lake

Lakeshore dunes

Prairie bush clover
(Lespedeza leptostachya)

Threatened

Cass, Champaign, Cook, Dupage, Jo Daviess, Ogle, Lee, McHenry, Winnebago

Dry to mesic prairies with gravelly soil

Price's potato bean
(Apios priceana)

Threatened

Extirpated

Wet floodplain forests, shrubby swamps

Small whorled pogonia
(Isotria medeoloides)

Threatened

Randolph

Dry woodlands