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Digital Guide to Moth Identification

51a0089.1 – 3762   Agapeta zoegana (Linnaeus, 1767)
             Knapweed Root-Borer

Lynette Schimming
Distribution: Pacific Northwest to MN.
Introduced from Europe.
Similar Species:
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy: Tortrix zoegana Linnaeus, 1767
Agapeta brunneucycla Razowski, 1961
Tortrix ferrugana Haworth, 1811
Taxonomic Notes: Agapeta zoegana (Linnaeus, 1767) was released in 1984 as a biocontrol of knapweed.
The number 3762 was assigned to 3782 Cochylis transversana Walsingham, 1879 in Hodges et al. (1983) (Checklist).
  • Barcode of Life (BOLD) - Caution: DNA barcode provides evidence of relatedness, not proof of identification, and some BOLD specimens shown may not be sequenced.
  • Gilligan, T.M., J.W. Brown, J, Baixeras, 2020. Immigrant Tortricidae: Holarctic versus Introduced Species in North America. Insects, 11(9), 594: 1-59.
  • Species Page at BugGuide.Net
Agapeta zoegana
Lynette Schimming
Agapeta zoegana
19mm – Jim Vargo
Agapeta zoegana
- 18mm – U. S. National Museum

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