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palmchat: Pale Swallowtail (Papilio eurymedon), Spring Gulch, Boulder, CO, June 13, 2009
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palmchat: Pipevine Swallowtail (Battus philenor), Eldorado Mountain Open Space, Boulder, CO
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palmchat: Pipevine Swallowtail (Battus philenor), Eldorado Mountain Open Space, Boulder, CO
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palmchat: Pipevine Swallowtail (Battus philenor), Eldorado Mountain Open Space, Boulder, CO
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palmchat: Indra Swallowtail (Papilio indra), Coal Creek, Highway 72, Colorado. June 30, 2009
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palmchat: Rocky Mountain Parnasian (Parnassius smintheus), Cal-Wood Outdoor Education Center, Jamestown, CO, July 4, 2009
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palmchat: Rocky Mountain Parnassian caterpiller
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palmchat: Rocky Mountain Parnasian
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palmchat: Western White (Pontia occidentalis), Shadow Canyon, Boulder Co., CO, July 12, 2008
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palmchat: Checkered White
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palmchat: Large Marble (Euchloe ausonides), June 1, 2008, Fern Canyon, Boulder, CO
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palmchat: Large Marble (Euchloe ausonides), June 1, 2008, Fern Canyon, Boulder, CO
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palmchat: Large Marble (Euchloe ausonides), Goshawk Trail, Eldorado Mountain Open Space, May 8, 2009
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palmchat: Large Marble (Euchloe ausonides), Goshawk Trail, Eldorado Mountain Open Space, May 8, 2009
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palmchat: Olympia Marbles (Euchloe olympia) copulating, Eldorado Mountain Open Space, Boulder, CO, May 6, 2009
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palmchat: Olympia Marbles (Euchloe olympia), Eldorado Mountain Open Space, Boulder, CO
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palmchat: Queen Alexandra's Sulphur (Colias alexandra), Caribou Ranch Open Space, Boulder Co., CO, July 13, 2008
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palmchat: Queen Alexandra's Sulphur (Colias alexandra), Cal-Wood Outdoor Education Center, Jamestown, CO, July 4, 2009
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palmchat: Mead's Sulphur (Colias meadii), Loveland Pass, Summit Co., CO, August 19, 2009
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palmchat: Dainty Sulphur (Nathalis iole), Eldorado Mountain Open Space, Boulder, CO
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palmchat: Dainty Sulphur (Nathalis iole), Eldorado Mountain Open Space, Boulder, CO
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palmchat: Mexican Yellow (Eurema mexicana), Fowler Trail, Boulder, Colorado
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palmchat: Bronze Copper (Lycaena hyllus), Boulder, CO, July 6, 2009
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palmchat: Bronze Copper (Lycaena hyllus), Boulder, CO, July 6, 2009
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palmchat: Blue Copper (Lycaena heteronea), Eldorado Mountain Open Space, July 11, 2009
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palmchat: Hedgerow Hairstreak (Satyrium saepium), Bear Canyon, Boulder Co., CO, July 16, 2008
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palmchat: Hedgerow Hairstreak (Satyrium saepium), Gregory Canyon, Boulder Co., CO, July 25, 2008
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palmchat: Hedgerow Hairstreak (Satyrium saepium), Gregory Canyon, Boulder Co., CO, July 25, 2008
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palmchat: Behr's Hairstreak (Satyrium behrii), Zion Mountain, Jefferson County, CO, July 5, 2009
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palmchat: Brown Elfin (Callophrys augustinus), Eldorado Canyon Trail, Boulder Co., CO, April 11, 2011