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Digital Guide to Moth Identification

Geometridae 91a0431 – 7388   Xanthorhoe ferrugata (Clerck, 1759)              Red Twin-Spot Moth

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Larva and Host Plants: Host familiy: Amaranthaceae Asteraceae Brassicaceae Caryophyllaceae Fabaceae Lamiaceae Polygonaceae Rubiaceae.  Host genera: Amaranthus Armoracia Galium Glechoma Polygonum Stellaria Taraxacum Trifolium.  Host extended: polyphagous on herbs (Forbes 1948).  (Kimberley & Douglas 2025) Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: ferrugata (Clerck, 1759) (Phalaena) - MONA 1983: 7388 ssp. a. ferrugata (Clerck, 1759) (Phalaena)  eximiata (Fuchs, 1905) (Larentia)  fuscata (Nordström, 1935) (Cidaria)  inclinataria (Walker, 1863) (Cidaria)  unidentaria (Haworth, 1809) (Geometra) ssp. b. infumata Barnes & McDunnough, 1917 (Xanthorhoe) ssp. c. alaskae Cassino & Swett, 1925 (Xanthorhoe)

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. Clerck, 1759. Icones Insectorum Rariorum, 1: pl. 6, fig. 14. Hall et al., 2021. The Moths of North Carolina - website (identification, habitats and life history) 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 Mass Moths Species Page at iNaturalist

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