Biology:Colias occidentalis
| Colias occidentalis | |
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_(6-25-2018)_grant_co,_or_-02_(43276773212).jpg)
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Scientific classification 
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| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Pieridae |
| Genus: | Colias |
| Species: | C. occidentalis
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| Binomial name | |
| Colias occidentalis Scudder, 1862
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| Synonyms | |
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Eurymus occidentalis Dyar, 1903 | |
Colias occidentalis, the western sulphur or golden sulphur, is a butterfly in the family Pieridae found in North America. Its range includes the Pacific Northwest and parts of British Columbia.[2]
The one flight period is from late May until early July.[2] Its habitats include ocean bluffs, forest openings, mountain slopes, and subalpine meadows.[3]
Description
The golden sulphur is large and yellow with a single white spot on the hindwing surrounded by a red ring. There is rarely a satellite spot. Its wingspan ranges from 50 millimetres (2.0 in) to 53 millimetres (2.1 in).[2] Males do not reflect ultraviolet[4]. Females have a rare white morph (alba)[4].
Host plants[4]
- Vicia angustifolia
- Lathyrus lanszwertii
- Lupinus latifolius
- Melilotus alba
Its larvae feed on flowers like the Vicia spp., Lupinus spp., Lathyrus spp., and Thermopsis spp.[2][5]
Subspecies
Listed alphabetically.[5]
- C. o. chrysomelas H. Edwards, 1877 (California, Oregon)
- C. o. occidentalis (British Columbia, Washington, Oregon)
- C. o. sullivani Hammond & McCorkle, 2003 (Oregon)
References
- ↑ "Colias occidentalis". NatureServe. https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.1126977/Colias_occidentalis.
- ↑ 2.0 2.1 2.2 2.3 Western Sulphur, Butterflies of Canada
- ↑ "Colias occidentalis". https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.1126977/Colias_occidentalis.
- ↑ 4.0 4.1 4.2 Scott, James A. (1997). The butterflies of North America: a natural history and field guide (Reprint ed.). Stanford, Calif: Stanford Univ. Pr. ISBN 978-0-8047-2013-7.
- ↑ 5.0 5.1 Colias at Markku Savela's Lepidoptera and Some Other Life Forms
External links
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Wikispecies has information related to Colias occidentalis |
Wikidata ☰ Q1849774 entry
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