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Digital Guide to Moth Identification

Noctuidae 932332 – 9346   Apamea occidens (Grote, 1878)              Western Apamea

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Larva and Host Plants: Host familiy: Poaceae[none_specified].  Host genera: .none_specified.  Notes: grasses (Poole 1989); soil-surface feeding cutworm on Poaceae (Crabo et al 2014).  (Shropshire & Douglas 2025) Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: occidens (Grote, 1878) (Hadena) - MONA 1983: 9346 coloradensis Strand, 1916 (Apamea)

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. Mikkola, K., J. D. Lafontaine & J. D. Gill, 2009. Moths of America North of Mexico, Fascicle 26.9: p. 69; pl. 4.28-31. order or free PDF Powell, J. A. & P. A. Opler, 2009. Moths of Western North America, Pl. 53.9f; p. 295. Book Review and ordering 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 E. H. Strickland Museum Species Page at Pacific Northwest Moths Species Page at iNaturalist

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