Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

National Moth Week is July 20-28, 2024!

Moths are amazing creatures. Take photographs and share your moth sightings with us to document the moths where you live.

Regional Species Checklists

New!

Use our region pages to find regionally-focused information.

Go to Regions

To generate a regional checklist of butterfly and/or moth species, select a species type, select a region from the drop-down menu(s), and click "Apply."

Print a checklist!
Click the PDF icon beneath the checklist to create a printable PDF.

North America

Select any filter and click on Apply to see results. Note that checklists for larger regions may take a long time to load.
Regional Species Checklist

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