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PRELIMINARY CHECKLIST OF BUTTERFLIES
ST. CROIX NATIONAL SCENIC RIVERWAY
May 30, 2000
The following checklist comes directly from CHECKLIST
OF WISCONSIN BUTTERFLIES by Leslie A. Ferge, Wisconsin Entomological
Society Miscellaneous Publication No. 1. Those species listed only
in eastern Wisconsin were omitted.
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Common
Name
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Scientific
Name
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Habitat
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Flight
Time
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*Status
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Family
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Silver Spotted Skipper
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Epargyreus clarus
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Open Woods
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June, August
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Hesperiidae
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Hoary Edge
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Achalarus lyciades
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Open Woods
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June-July
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1
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Hesperiidae
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Southern Cloudy Wing
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Thorybes bathyllus
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Open Areas
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June-July
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Hesperiidae
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Northern Cloudy Wing
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Thorybes pylades
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Open Woods
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June
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Hesperiidae
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Southern Sooty Wing
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Staphylus hayhurstii
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Open Areas
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August
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1
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Hesperiidae
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Dreamy Dusky Wing
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Erynnis icelus
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Open Woods
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May-June
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Hesperiidae
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Sleepy Dusky Wing
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Erynnis brizo
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Open Woods
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May-June
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Hesperiidae
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Juvenal's Dusky Wing
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Erynnis juvenalis
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Open Woods
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May-June
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4
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Hesperiidae
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Mottled Dusky Wing
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Erynnis martialis
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Barrens
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May, July
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3
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Hesperiidae
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Columbine Dusky Wing
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Erynnis lucilius
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Rocky hillsides
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May-September
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Hesperiidae
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Wild Indigo Dusky Wing
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Erynnis baptisiae
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Open Areas
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May, August
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3
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Hesperiidae
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Persius Dusky Wing
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Erynnis persius
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Barrens
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May
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3
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Hesperiidae
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Checkered Skipper
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Pyrgus communis
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Weedy openings
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July-September
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2
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Hesperiidae
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Common Sooty Wing
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Pholisora catullus
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Weedy openings
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June-September
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Hesperiidae
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Arctic Skipper
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Carterocephalus palaemon mandan
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Moist woods
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June
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Hesperiidae
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Swarthy Skipper
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Nastra lherminier
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Dry prairie
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August
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1
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Hesperiidae
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Least Skipper
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Ancyloxypha numitor
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Wet areas
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June-September
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4
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Hesperiidae
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European Skipper
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Thymelicus lineola
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Weedy openings
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June
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Hesperiidae
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Fiery Skipper
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Hylephila phyleus
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Grassy openings
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July-September
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2
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Hesperiidae
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Laurentian Skipper
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Hesperia comma laurentina
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Barrens
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July
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3
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Hesperiidae
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Ottoe Skipper
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Hesperia ottoe
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Dry prairie
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July
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3
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Hesperiidae
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Leonard's Skipper
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Hesperia leonardus leonardus
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Barrens
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August
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Hesperiidae
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Leonard's Pawnee blend
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Hesperia leonardus near pawnee
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Dry prairie
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August-September
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3
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Hesperiidae
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Cobweb Skipper
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Hesperia metea
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Barrens
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May
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Hesperiidae
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Indian Skipper
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Hesperia sassacus
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Barrens
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June
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Hesperiidae
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Peck's Skipper
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Polites coras
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Open Areas
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June, August
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4
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Hesperiidae
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Tawny Edged Skipper
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Polites themistocles
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Open Areas
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June, August
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4
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Hesperiidae
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Cross Line Skipper
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Polites origenes
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Prairies
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June-July
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Hesperiidae
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Long Dash
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Polites mystic
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Moist openings
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June-July
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Hesperiidae
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Broken Dash
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Wallengrenia egeremet
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Moist openings
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July
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4
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Hesperiidae
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Little Glassy Wing
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Pompeius verna
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Moist openings
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June
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3
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Hesperiidae
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Satchem
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Atalopedes campestris
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Open Areas
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July-September
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2
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Hesperiidae
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Delaware Skipper
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Atrytone logan
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Open Areas
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July
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Hesperiidae
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Byssus Skipper
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Problema byssus
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Prairie wetland
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July
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3
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Hesperiidae
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Mulberry Wing
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Poanes massasoit
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Sedge meadow
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July
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Hesperiidae
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Hobomok Skipper
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Poanes hobomok
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Forest
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June
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4
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Hesperiidae
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Broad Winged Skipper
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Poanes viator
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Sedge meadow
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July
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3
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Hesperiidae
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Dion Skipper
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Euphyes dion
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Sedge meadow
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July
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Hesperiidae
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Black Dash
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Euphyes conspicuus
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Sedge meadow
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July
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Hesperiidae
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Two-spotted Skipper
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Euphyes bimacula
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Sedge meadow
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July
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3
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Hesperiidae
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Dun Skipper
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Euphyes vestris metacomet
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Moist openings
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July
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4
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Hesperiidae
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Dusted Skipper
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Atrytonopsis hianna
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Barrens, prairie
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May-June
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Hesperiidae
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Pepper and Salt Skipper
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Amblyscirtes hegon
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Forest
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May-June
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Hesperiidae
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Roadside Skipper
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Amblyscirtes vialis
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Dry openings
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May, July
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Hesperiidae
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Eufala Skipper
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Lerodea eufala
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Hesperiidae
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Pipevine Swallowtail
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Battus philenor
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Forest openings
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July
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1
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Papilionidae
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Zebra Swallowtail
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Eurytides marcellus
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Open forest
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June-August
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1
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Papilionidae
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Black Swallowtail
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Papilio polyxenes
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Open Areas
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May-September
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Papilionidae
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Giant Swallowtail
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Heraclides cresphontes
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Forest openings
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May, August
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4
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Papilionidae
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Tiger Swallowtail
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Pterourus glaucus glaucus
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Open forest
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May, August
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4
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Papilionidae
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Canadian Tiger Swallowtail
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Pterourus glaucus canadensis
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Forest openings
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June
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4
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Papilionidae
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Spicebush Swallowtail
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Pterourus troilus
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Forest openings
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June-July
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5
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Papilionidae
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Checkered White
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Pontia protodice
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Weedy openings
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June-September
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Pieridae
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Western White
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Pontia occidentalis
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Open Areas
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September
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Pieridae
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Mustard White
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Pieris napi oleracea
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Forest
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May, July
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Pieridae
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West Virginia White
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Pieris virginiensis
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Damp forest
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May
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3
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Pieridae
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European Cabbage Butterfly
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Pieris rapae
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Open Areas
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April-September
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4
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