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Digital Guide to Moth Identification

Geometridae 91a1439 – 6981   Prochoerodes forficaria (Guenée, [1858])

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Larva and Host Plants: Host familiy: Fagaceae Juglandaceae Oleaceae Rhamnaceae Rosaceae Salicaceae Sapindaceae.  Host genera: Acer Frangula Fraxinus Juglans Malus Rubus Salix.  Notes: [for Prochoerodes forficaria combinata McDunnough] (Acer) (Robinson et al 2002); Ceanothus(?) Adenostome(?).  (Shropshire & Douglas 2025) Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: forficaria (Guenée, [1858]) (Metanema) - MONA 1983: 6981 ssp. a. forficaria (Guenée, [1858]) (Metanema)  nubilata (Packard, 1871) (Choerodes) ssp. b. catenulata Grote, 1883 (Prochoerodes)  anfracta (Hulst, 1886) (Eutrapela) ssp. c. combinata McDunnough, 1940 (Prochoerodes); Holotype: Seton Lake, BC.

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. McDunnough, J.H., 1940. New North American Geometridae with notes, III. The Canadian Entomologist, 72(5): 90-103. Powell, J. A. & P. A. Opler, 2009. Moths of Western North America, Pl. 31.1f; p. 219. 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 iNaturalist

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