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Butterflies of Pennsylvania

North American Butterflies and Moths List

The definitive website on wildbirds & nature




The Registry of Nature Habitats
U.S. Geological Survey


Butterflies of North America

Butterflies of Pennsylvania

County Checklists

Clickable Map of PA

Select a county or region from the map above or the list below:
Adams -- Allegheny -- Armstrong -- Beaver -- Bedford -- Berks -- Blair -- Bradford -- Bucks -- Butler -- Cambria -- Cameron -- Carbon -- Centre -- Chester -- Clarion -- Clearfield -- Clinton -- Columbia -- Crawford -- Cumberland -- Dauphin -- Delaware -- Elk -- Erie -- Fayette -- Forest -- Franklin -- Fulton -- Greene -- Huntingdon -- Indiana -- Jefferson -- Juniata -- Lackawanna -- Lancaster -- Lawrence -- Lebanon -- Lehigh -- Luzerne -- Lycoming -- Mc Kean -- Mercer -- Mifflin -- Monroe -- Montgomery -- Montour -- Northampton -- Northumberland -- Perry -- Philadelphia -- Pike -- Potter -- Schuylkill -- Snyder -- Somerset -- Sullivan -- Susquehanna -- Tioga -- Union -- Venango -- Warren -- Washington -- Wayne -- Westmoreland -- Wyoming -- York

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