C. B. Vandercook - a bird-student of long years' standing has contributed the nesting and breeding records for the Marion and a portion of the Clinton County district of Southern Illinois (Gault 1922).

ANSERIFORMES
Anatidae
Wood Duck
Hooded Merganser
GALLIFORMES
Odontophoridae

Northern Bobwhite
Phasianidae

Ruffed Grouse
Greater Prairie-Chicken
Wild Turkey
COLUMBIFORMES
Columbidae

Mourning Dove
CUCULIFORMES
Cuculidae

Yellow-billed Cuckoo
CAPRIMULGIFORMES
Caprimulgidae

Common Nighthawk
Eastern Whip-poor-will
APODIFORMES
Apodidae

Chimney Swift
Trochilidae
Ruby-throated Hummingbird
GRUIFORMES
Rallidae

King Rail
CHARDADRIIFORMES
Charadriidae

Killdeer
Scolopacidae
Upland Sandpiper
American Woodcock
PELECANIFORMES
Ardeidae

Great Blue Heron
Green Heron
CATHARTIFORMES
Cathartidae
Turkey Vulture
ACCIPITRIFORMES
Accipitridae

Cooper's Hawk
Red-shouldered Hawk
Red-tailed Hawk
STRIGIFORMES
Tytonidae

Barn Owl
Strigidae
Eastern Screech-Owl
Great Horned Owl
Barred Owl
Long-eared Owl
Northern Saw-whet Owl
CORACIIFORMES
Alcedinidae

Belted Kingfisher
PICIFORMES
Picidae

Red-headed Woodpecker
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Northern Flicker
Pileated Woodpecker
FALCONIFORMES
Falconidae
American Kestrel
PASSERIFORMES
Tyrannidae

Great Crested Flycatcher
Eastern Kingbird
Eastern Wood-Pewee
Acadian Flycatcher
Willow Flycatcher
Least Flycatcher
Eastern Phoebe
Laniidae
Loggerhead Shrike
Vireonidae
White-eyed Vireo
Warbling Vireo
Red-eyed Vireo
Corvidae
Blue Jay
American Crow
Alaudidae
Horned Lark
Hirundinidae
Purple Martin
Bank Swallow
Barn Swallow
Paridae
Carolina Chickadee
Tufted Titmouse
Sittidae
White-breasted Nuthatch
Troglodytidae
House Wren
Carolina Wren
Bewick's Wren
Sylviidae
Blue-gray Gnatcatcher
Turdidae
Eastern Bluebird
Wood Thrush
American Robin
Mimidae
Gray Catbird
Brown Thrasher
Northern Mockingbird
Passeridae
House Sparrow
Fringillidae
American Goldfinch
Emberizidae
Eastern Towhee
Bachman's Sparrow
Chipping Sparrow
Field Sparrow
Vesper Sparrow
Lark Sparrow
Grasshopper Sparrow
Song Sparrow
Icteriidae
Yellow-breasted Chat
Icteridae
Eastern Meadowlark
Orchard Oriole
Baltimore Oriole
Red-winged Blackbird
Brown-headed Cowbird
Common Grackle
Parulidae
Worm-eating Warbler
Louisiana Waterthrush
Blue-winged Warbler
Kentucky Warbler
Common Yellowthroat
Yellow Warbler
Cardinalidae
Summer Tanager
Scarlet Tanager
Northern Cardinal
Rose-breasted Grosbeak
Indigo Bunting
Dickcissel