Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

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.

Petroleum County, Montana, United States

The BAMONA database currently includes verified sighting records for 72 species from this region.

Hesperiidae Skippers

Papilionidae Parnassians and Swallowtails

Pieridae Whites and Sulphurs

Lycaenidae Gossamer-wing Butterflies

Riodinidae Metalmarks

Nymphalidae Brush-footed Butterflies

Noctuidae Owlet Moths, Miller Moths

Erebidae Erebid Moths

Regional Species Checklist

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