Colias christina
| Christina sulphur | |
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| Species: | C. christina
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| Binomial name | |
| Colias christina W.H. Edwards, 1863
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Eurymus christina Lyman, 1884 | |
Colias christina, the Christina sulphur, is a butterfly in the family Pieridae found in western North America. Its range includes the Yukon and Northwest Territories south through British Columbia, Alberta, and Saskatchewan to Wyoming, Montana, and Utah.[1][2]
Description
Colias christina has slight orange-red ground-colour and is conspicuous by the yellow basal part of both wings. The underside has no markings except the median spot. The female is almost white, its forewing with only a little dark dusting at the distal margin and black, white-centred median spot. Wingspan is from 35 to 52 mm.[1]
Biology
Flight period is from May until September.[1]
Larvae feed on Trifolium and Hedysarum spp.[1][2]
Subspecies
Listed alphabetically.[2]
- C. c. astraea Edwards, 1872 (Montana, Wyoming, Utah)
- C. c. christina (Montana, Washington, British Columbia, Alberta, Manitoba, Northwest Territories)
References
External links
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