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Digital Guide to Moth Identification

51a0797 – 2973.1   Eucosma occidentalis (Heinrich, 1923)
Distribution Data for Eucosma occidentalis
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Distribution: Type locality: "California, Siskiyou Co., Shasta Retreat"
Similar Species:
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy: Thiodia occidentalis Heinrich, 1923
Taxonomic Notes: Eucosma occidentalis (Heinrich, 1923), formerly a subspecies of Eucosma striatana (Clemens, 1860), is elevated to species status, Wright & Gilligan, 2015:55.
  • Heinrich, C., 1923. Revision of the North American moths of the subfamily Eucosminae of the family Olethreutidae. Bulletin of the United States National Museum, 123: 58; fig. 80
  • Wright, D.J. & T.M. Gilligan, 2015. Eucosma Hübner of the contiguous United States and Canada (Lepidoptera: Tortricidae: Eucosmini). The Moths of America north of Mexico, Fascicle 9.4: 1-256, order.
Eucosma occidentalis
- holotype - LG(cc) U. S. National Museum

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