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
PELECANIFORMES
Ardeidae
Great Blue Heron
Green Heron
ACCIPITRIFORMES
Cathartidae
Turkey Vulture
Accipitridae
Cooper's Hawk
Red-shouldered Hawk
Red-tailed Hawk
FALCONIFORMES
Falconidae
American Kestrel
GRUIFORMES
Rallidae
King Rail
CHARDADRIIFORMES
Charadriidae
Killdeer
Scolopacidae
Upland Sandpiper
American Woodcock
COLUMBIFORMES
Columbidae
Mourning Dove
CUCULIFORMES
Cuculidae
Yellow-billed Cuckoo
STRIGIFORMES
Tytonidae
Barn Owl
Strigidae
Eastern Screech-Owl
Great Horned Owl
Barred Owl
Long-eared Owl
Northern Saw-whet Owl
CAPRIMULGIFORMES
Caprimulgidae
Common Nighthawk
Eastern Whip-poor-will
APODIFORMES
Apodidae
Chimney Swift
Trochilidae
Ruby-throated Hummingbird
CORACIIFORMES
Alcedinidae
Belted Kingfisher
PICIFORMES
Picidae
Red-headed Woodpecker
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Northern Flicker
Pileated Woodpecker
PASSERIFORMES
Tyrannidae
Eastern Wood-Pewee
Acadian Flycatcher
Willow Flycatcher
Least Flycatcher
Eastern Phoebe
Great Crested Flycatcher
Eastern Kingbird
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
Carolina Wren
Bewick's Wren
House Wren
Sylviidae
Blue-gray Gnatcatcher
Turdidae
Eastern Bluebird
Wood Thrush
American Robin
Mimidae
Gray Catbird
Northern Mockingbird
Brown Thrasher
Parulidae
Worm-eating Warbler
Louisiana Waterthrush
Blue-winged Warbler
Kentucky Warbler
Common Yellowthroat
Yellow Warbler
Yellow-breasted Chat
Emberizidae
Eastern Towhee
Bachman's Sparrow
Chipping Sparrow
Field Sparrow
Vesper Sparrow
Lark Sparrow
Grasshopper Sparrow
Song Sparrow
Cardinalidae
Summer Tanager
Scarlet Tanager
Northern Cardinal
Rose-breasted Grosbeak
Indigo Bunting
Dickcissel
Icteridae
Red-winged Blackbird
Eastern Meadowlark
Common Grackle
Brown-headed Cowbird
Orchard Oriole
Baltimore Oriole
Fringillidae
American Goldfinch
Passeridae
House Sparrow