Moth Photographers Group – Alypia ridingsii

Digital Guide to Moth Identification

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Noctuidae

931982 – 9319 Alypia ridingsii Grote, 1865

Ridings' Forester Moth

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Larva and Host Plants:	Host familiy: Onagraceae. Host genera: Camissoniopsis[=Camissonia] Eulobus[=Camissonia] Oenothera. Notes: specialist on Oenothera (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:	ridingsii Grote, 1865 (Alypia) - MONA 1983: 9319

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. 51.9f; p. 284. 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 The Noctuidae of North America by Robert W. Poole (Nearctica.com) - archived page access (go to a year prior to 2020 and select a blue circled date from the calendar).
Species Page at iNaturalist

LG – © Jim Troubridge

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

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