Pieridae
77a0418 –
4212 Colias occidentalis
Scudder, 1862
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Larva and
Host Plants: |
Host familiy: Brassicaceae Fabaceae. Host genera: Arabis Astragalus Crotalaria Lathyrus Lupinus Melilotus Noccaea[=Thlaspi] Streptanthus Thermopsis Trifolium Vicia. Notes: Legumes (Allen et al 2005). (Shropshire & Douglas 2025)
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| Similar Species: |
- Pinned specimens of related species. (Hint: select View by Region on the related species page.)
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| Synonymy: |
occidentalis Scudder, 1862 (Colias) - MONA 1983: 4212ssp. a. chrysomelas Edwards, 1877 (Colias) alba Scott, 1986 (Colias) shastae (Barnes & Benjamin, 1926) (Eurymus)ssp. b. primordialis Hammond & McCorkle, 2017 (Colias)ssp. c. occidentalis Scudder, 1862 (Colias) cascadia Hammond & McCorkle, 2017 (Colias)ssp. d. sullivani Hammond & McCorkle, 2003 (Colias)ssp. e. resplendens Hammond & McCorkle, 2017 (Colias) progenitor Hammond & McCorkle, 2017 (Colias)ssp. f. pseudochristina Ferris, 1989 (Colias) wasatchia Gillette, 1989 (Colias) |
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| References (Caution: DNA barcoding at BOLD provides evidence of relatedness, not proof of identification; some BOLD specimens shown may not be sequenced.) |
- Barcode of Life (BOLD) - Caution: Identifications often erroneous; DNA barcode provides evidence of relatedness, not proof of identification; many specimens not sequenced.
- Shropshire, K.J. & D.W. Tallamy, 2025. Lepidoptera of North America, north of Mexico: an annotated list containing geographic ranges and host-plant records. ZooKeys, 1261: 101-113; Suppl. 1. (PDF or read online)
- Species Page at BugGuide.Net
- Species Page at iNaturalist
- Species Page at the Butterflies of America
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