Oeneis alberta
| Oeneis alberta | |
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| Species: | O. alberta
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| Oeneis alberta | |
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Oeneis alberta, the Alberta Arctic, is a butterfly of the family Nymphalidae. It is found from the Canadian prairie provinces east to southern Manitoba. Isolated populations are found along the Rocky Mountains in Colorado, New Mexico and Arizona.[2]
The wingspan is 35–57 mm. The upperside is light yellow grey while the underside is light brown. Adults are on wing from May to June in one generation per year.
The larvae feed on bunch grass, possibly Festuca species. The species overwinters in the larval stage.
Subspecies
- Oeneis alberta alberta (Manitoba, Saskatchewan, Alberta, British Columbia, Montana, North Dakota)
- Oeneis alberta oslari Skinner, 1911 (Colorado)
- Oeneis alberta capulinensis F.M. Brown, 1970 (New Mexico)
- Oeneis alberta daura (Strecker, 1894) (Arizona)
References
- ^ "Oeneis Hübner, [1819]" at Markku Savela's Lepidoptera and Some Other Life Forms
- ^ Butterflies and Moths of North America