Moth Photographers Group – Eurois astricta

Digital Guide to Moth Identification

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Noctuidae

933561 – 10930 Eurois astricta Morrison, 1875

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Larva and Host Plants:	Host familiy: Betulaceae Boraginaceae Adoxaceae[Caprifoliaceae] Asteraceae Ericaceae Rosaceae Salicaceae Sapindace.. Host genera: Acer Alnus Betula Fragaria Helianthus Mertensia Populus Prunus Salix Spiraea Vaccinium Viburnum. Host extended: polyphagous on trees & shrubs (McDunnough 1957b); generalist on many hardwood (Crabo et al 2014). (Kimberley & Douglas 2025)
Similar Species:	Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy:	astricta Morrison, 1875 (Eurois) - MONA 1983: 10930 ssp. a. astricta Morrison, 1875 (Eurois); TL: New Hampshire. ssp. b. subjugata (Dyar, 1904) (Peridroma) ssp. c. elenae (Barnes & Benjamin, 1926) (Caradrina); Holotype: Ramparts, AK.
Taxonomic Notes:	Eurois astricta: A form that has contrasting markings (Goff photo, Sitka, Alaska) is known from the panhandle of Alaska and adjacent British Columbia and was described by Barnes and Benjamin (1926) as Caradrina astricta elenae. Lafontaine, in his 1998 MONA fascile 27.3, p. 86-87, does not retain subspecies status for this geographical variation.

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.
Barnes, W.M. & J.H. McDunnough, 1926. Notes And New Species (Lepid., Phalaenidae). The Canadian Entomologist, 58(12): 307.
Lafontaine, J. D., 1998. Moths of America North of Mexico, Fascicle 27.3: p. 85; pl. 1.52-53. order or free PDF
Morrison, H.K., 1875. Descriptions of new Noctuidae. Proceedings of the Boston Society of Natural History, 17: 135.
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 Mass Moths
Species Page at Pacific Northwest Moths
Species Page at iNaturalist

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

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