Colias hecla

Colias hecla
Female
Male
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Pieridae
Tribe: Coliadini
Genus: Colias
Species: C. hecla
Binomial name
Colias hecla
Lefèbvre, 1836
Synonyms
  • Eurymus hecla Dyar, 1903
  • Colias groenlandica Lampa, 1893

Colias hecla, the northern clouded yellow or hecla sulphur, is a butterfly in the Pieridae family. In Europe, it is found in the northern part of Norway, Sweden and Finland up to heights of 900 m. It is also found in Greenland, Alaska, the Northwest Territories, Yukon, Quebec, Labrador, Manitoba, the Chukot region, eastern Chukotka, and the Far East.

The wingspan is 36–46 mm. The butterfly flies in June to August depending on the location.

The larvae feed on Astragalus species, including Astragalus frigidus and Astragalus alpinus as well as Trifolium repens. They are also known to feed on Salix arctica where Astragalus are absent.[1]

Subspecies

C. h. sulitelma

C. h. sulitelma is sometimes treated as a separate species Colias sulitelma. If that is the case, C. h. zamolodchikovi is considered a subspecies of Colias sulitelma, named Colias sulitelma zamolodchikovi.

Furthermore, Colias canadensis is sometimes treated as a subspecies of Colias hecla, named C. h. canadensis.

References

  1. ↑ MSc thesis, University of Helsinki, 2012. http://hdl.handle.net/10138/36981
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