Colias meadii, the Mead's sulphur, is a butterfly in the family Pieridae found in North America. Its range includes the Rocky Mountains in Canada and the United States.[1][2]
| Mead's sulphur | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Pieridae |
| Genus: | Colias |
| Species: | C. meadii
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| Binomial name | |
| Colias meadii W.H. Edwards, 1871
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| Synonyms | |
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Flight period is from July to August.[1] It inhabits arctic-alpine tundra and rocky slopes, in high mountain areas at or near tree lines.[3]
Wingspan is from 35 to 44 mm.[1]
Larvae feed on Trifolium spp. Astragalus alpinus, Oxytropis deflexa and Vicia americana.[1][2] Adults feed on flower nectar from alpine sunflower and asters.[3]
Subspecies edit
Listed alphabetically:[2]
- C. m. elis Strecker, 1885 (Alberta, British Columbia)
- C. m. lemhiensis Curtis & Ferris, 1985 (Idaho, Montana)
- C. m. meadii (Colorado, Utah, New Mexico, Wyoming, Montana)
References edit
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