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Illinois Butterfly Monitoring Network

The Illinois Butterfly Monitoring Network engages citizen scientists in the process of collecting quantitative data on butterfly populations.

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Top 25 Gallery

Swallowtails (family Papilionidae)

Black Swallowtail
(Papilio polyxenes)

Eastern Tiger Swallowtail
(Papilio glaucus)


Whites and Sulphurs (family Pieridae)


Cabbage White
(Pieris rapae)
Cabbage White

Common Sulphur-Clouded Sulphur
(Colias philodice)
Common Sulphur-Clouded Sulphur

Orange Sulphur-Alfalfa Sulphur
(Colias eurytheme)
Orange Sulphur-Alfalfa Sulphur

Gossamer-wing Butterflies (family Lycaenidae)


Eastern Tailed Blue
(Everes comyntas)
Eastern Tailed Blue

Spring Azure
(Celastrina ladon/neglecta)
Spring Azure

Brushfooted Butterflies (family Nymphalidae)


American Lady
(Vanessa virginiensis)
American Lady

Painted Lady
(Vanessa cardui)
Painted Lady

Buckeye
(Junonia coenia)
Buckeye

Great Spangled Fritillary
(Speyeria cybele)
Great Spangled Fritillary

Mourning Cloak
(Nymphalis antiopa)
Mourning Cloak

Eastern Comma
(Polygonia comma)
Eastern Comma

Question Mark
(Polygonia interrogationis)
Question Mark

Pearl Crescent
(Phyciodes tharos)
Pearl Crescent

Red Admiral
(Vanessa atalanta)
Red Admiral

Red Spotted Purple
(Limenitis arthemis)
Red Spotted Purple

Viceroy
(Limenitis archippus)
Viceroy

Hackberry
(Asterocampa celtis)
Hackberry

Satyrs (subfamily Satyrinae)


Common Wood Nymph
(Cercyonis pegala)
Common Wood Nymph

Northern Pearly-eye
(Enodia anthedon)
Northern Pearly-eye

Little Wood Satyr
(Megisto cymela)
Little Wood Satyr

Milkweed butterflies (subfamily Danainae)

Monarch
Monarch
(Danaus plexippus)

Spread Wing Skippers (subfamily Pyrginae)

Silver-spotted Skipper
(Epargyreus clarus)
Silver-spotted Skipper

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Illinois Butterfly Monitoring Network © 2023 Peggy Notebaert Nature Museum