Moth Photographers Group – Orthosia pacifica

Digital Guide to Moth Identification

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Noctuidae

932777 – 10494 Orthosia pacifica (Harvey, 1874)

Photographs are the copyrighted property of each photographer listed. Contact individual photographers for permission to use for any purpose.

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Larva and Host Plants:	Host familiy: Betulaceae Ericaceae Fagaceae Sapindaceae[Aceraceae][Hippocastanaceae] Rhamnaceae Rosaceae Salicacea.. Host genera: Acer Aesculus Arbutus Arctostaphylos Ceanothus Ostrya Prunus Quercus Salix. Host extended: young leaves of trees and shrubs in several families (Powell & Opler 2009); generalist on many kinds... (Kimberley & Douglas 2025)
Similar Species:	Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy:	pacifica (Harvey, 1874) (Taeniocampa) - MONA 1983: 10494 infrapicta (Strand, 1917) ([unknown])

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.
Powell, J. A. & P. A. Opler, 2009. Moths of Western North America, Pl. 55.10f; p. 302. 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 Pacific Northwest Moths
Species Page at iNaturalist

DNA - © Gary McDonald

Moth Photographers Group at the Mississippi Entomological Museum at the Mississippi State University

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