Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Butterflies and Moths of Pitkin County

146 Species Recorded in Pitkin County

  Top 20   Species Checklist   All Photographs

100 Most Recent Sightings in Pitkin County

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Most Recent Sightings in Pitkin County

See more recent sightings in Pitkin County

White-lined Sphinx
Hyles lineata

Observed: Aug 13, 2023
Submitted by: Lhorner
Verified: Oct 14, 2023
Verified by: charleseharp
Observed: Sep 08, 2022
Submitted by: Dondod
Verified: Sep 15, 2022
Verified by: charleseharp

Zephyr Comma
Polygonia zephyrus

Observed: Aug 29, 2022
Submitted by: DebraRade
Verified: Oct 02, 2022
Verified by: mikefisher
Observed: Jun 04, 2022
Submitted by: Dondod
Verified: Sep 06, 2022
Verified by: charleseharp

Milbert's Tortoiseshell
Aglais milberti

Observed: May 01, 2022
Submitted by: jim kravitz
Verified: Jun 26, 2022
Verified by: mikefisher

Magdalena Alpine
Erebia magdalena

Observed: Jul 04, 2020
Submitted by: Christian.Nunes
Verified: Nov 22, 2020
Verified by: mikefisher

Rockslide Checkerspot
Chlosyne whitneyi

Observed: Jul 04, 2020
Submitted by: Christian.Nunes
Verified: Nov 22, 2020
Verified by: mikefisher

White-lined Sphinx
Hyles lineata

Observed: Aug 25, 2019
Submitted by: woodsandwatersgal
Verified: Aug 26, 2019
Verified by: charleseharp

Mexican Cloudywing
Thorybes mexicana

Observed: Jul 04, 2018
Submitted by: stevecary
Verified: Oct 11, 2018
Verified by: mikefisher

Mormon Fritillary
Speyeria mormonia

Observed: Jul 04, 2018
Submitted by: stevecary
Verified: Oct 11, 2018
Verified by: mikefisher

Purplish Copper
Lycaena helloides

Observed: Jul 04, 2018
Submitted by: stevecary
Verified: Aug 10, 2018
Verified by: mikefisher

Northern Checkerspot
Chlosyne palla

Observed: Jul 03, 2018
Submitted by: stevecary
Verified: Aug 10, 2018
Verified by: mikefisher