Horace's Duskywing

Erynnis horatius

Genus Erynnis
Subfamily Spread-wing Skippers
Family Skippers
All Massachusetts Species
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Horace's DuskywingHorace's DuskywingHorace's DuskywingHorace's DuskywingHorace's Duskywing

Horace's Duskywing

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Occurrence   CT River Valley eastward - resident
Abundance Uncommon to common
Flight Period Mid-May to early August
Notes Very similar to much more abundant Juvenal's Duskywing
Overwintering Larva
More info Massachusetts Butterfly Atlas Website
More info Butterflies of Massachusetts Website

Horace's Duskywing

Photo © Marj Rines - 7/11/2002
Horn Pond Mountain, Woburn

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Horace's Duskywing

Photo by Tom Murray - 7/22/2004
Great Blue Hill, Milton

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Horace's Duskywing

Photo by Sue Cloutier - 7/22/2004
Great Blue Hill, Milton

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Horace's Duskywing

Photo by Frank Model - 8/11/2007
Jamaica Bay National Wildlife Refuge, Queens, NY
Female

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Horace's Duskywing

Photo by Frank Model - 7/4/2007
Horn Pond Mountain, Woburn
Mating

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Horace's Duskywing

Photo by Frank Model - 7/16/2007
Blue Hills, Milton

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