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Digital Guide to Moth Identification

Hesperiidae 77a0148 – 3953   Erynnis tristis (Boisduval, 1852)

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Larva and Host Plants: Host familiy: Fagaceae.  Host genera: Quercus.  (Kimberley & Douglas 2025) Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: tristis (Boisduval, 1852) (Thanaos) - MONA 1983: 3953 ssp. a. tristis (Boisduval, 1852) (Thanaos) ssp. b. tatius (Edwards, 1883) (Thanaos)  albomarginatus (Godman, 1899) (Thanaos)

References (Caution: DNA barcoding at BOLD provides evidence of relatedness, not proof of identification; some BOLD specimens shown may not be sequenced.)

Barcode of Life (BOLD) - Caution: Identifications often erroneous; DNA barcode provides evidence of relatedness, not proof of identification; many specimens not sequenced. Shropshire, K.J. & D.W. Tallamy, 2025. Lepidoptera of North America, north of Mexico: an annotated list containing geographic ranges and host-plant records. ZooKeys, 1261: 101-113; Suppl. 1. (PDF or read online) Species Page at BugGuide.Net Species Page at iNaturalist Species Page at the Butterflies of America

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