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Colias christina

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Christina sulphur
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Insecta
Order:
Lepidoptera
Family:
Pieridae
Genus:
Colias
Species:
C. christina
Binomial name
Colias christina
Synonyms

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

  1. ^ a b c d Christina Sulphur, Butterflies of Canada
  2. ^ a b c Colias at Markku Savela's Lepidoptera and Some Other Life Forms


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