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Digital Guide to Moth Identification

Erebidae
930859 – 8878   Catocala amica (Hübner, 1818)
             Girlfriend Underwing
Distribution Data for Catocala amica
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Synonymy:
  • amica (Hübner, 1818) (Ephesia) - MONA 1983: 8878
  • androphila Guenée, 1852 (Catocala)
    Note: originally proposed as a replacement name for amica, a name thought to be preoccupied.
  • curvifascia Brower, 1936 (Catocala)
    Note: originally described as a form of amica and treated as such in Gall & Schweitzer (2026).
  • suffusa Beutenmüller, 1903 (Catocala)
    Note: originally described as a variety of amica and treated as a form in Gall & Schweitzer (2026).
  • Distribution: See Gall & Borth (2025).
    Host Plants: See Gall & Borth (2025).
    Host familiy: Fagaceae.  Host genera: Quercus.  Notes: foliage (Wagner 2005).  (Shropshire & Tallamy 2025 [accessed 6xii2025])
    Description: Member of the Catocala amica complex in which species lack a black medial hindwing band; see Gall & Schweitzer (2026) for full description.  Caution: In Gall & Schweitzer (2026) figure 2, the specimen labeled A is a lineella and not a pinicola (error in digital assembly of images for the plate; the catalog number and locality data are correct) (L. Gall, pers. comm., 28iv2026).
    Similar  : Species
    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.
    • Gall, L. & R. Borth, 2025. Underwing Moths (Catocala) & Larvae: A companion guide for iNaturalists, Website. [accessed on 7 October 2025]
    • Gall, L.F. & D.F. Schweitzer, 2026. A review of the Catocala amica complex (Lepidoptera: Erebidae), with a neotype designation and description of a new species. Bulletin of the Peabody Museum of Natural History, 67(1): 3-21. (PDF)
    • 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 Bill Oehlke's moth website - Catocala amica
    • Species Page at BugGuide.Net
    • Species Page at Mass Moths
    • Species Page at iNaturalist
    • Species page at Moths of North Dakota.
    Catocala amica
    © Aubrey Scott
    Catocala amica
    © Bob Patterson
    Catocala amica
    form "curvifascia" - © Ron Votaw
    Catocala amica
    LG(cc) YPM (Y.P. Lazarova)
    Catocala amica
    LG(cc) YPM (M.M. Ono)
    Catocala amica
    LG(cc) YPM (M.M. Ono)
    Catocala amica
    LG(cc) YPM (M.M. Ono)
    Catocala amica
    LG(cc) YPM (M.M. Ono)

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