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Digital Guide to Moth Identification

Geometridae
91a1461 – 7010   Nematocampa resistaria (Herrich-Schäffer, [1856])
             Horned Spanworm

© Nolie Schneider
Similar Species:
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy:
  • resistaria Herrich-Schäffer [1856] (Microgonia)
  • brunneolineata Hulst [1901] 1900 (Eugonobapta)
  • chagnoni Swett 1913 (Ania)
  • expunctaria Grote 1872 (Nematocampa)
  • filamentaria Guenée 1857 (Nematocampa)
  • limbata Haworth 1809 (Phalaena)
  • orfordensis Cassino & Swett 1922 (Nematocampa)
  • Taxonomic Notes: Nematocampa resistaria (Herrich-Schäffer, [1856]), a replacement name for Phalaena limbata Haworth, 1809 (preoccupied), includes as a synonym Nematocampa expunctaria Grote, 1872 (Ferguson 1993).
    References
    • Barcode of Life (BOLD) - Caution: DNA barcode provides evidence of relatedness, not proof of identification, and some BOLD specimens shown may not be sequenced.
    • Ferguson, D. C., 2008. Moths of America North of Mexico, Fascicle 17.2: p. 29; pl. 1.4-7. order or free PDF
    • Ferguson, D.C., 1993. A revision of the species of Nematocampa (Geometridae: Ennominae) occurring in the United States and Canada. Journal of the Lepidopterists' Society, 47: 60-77.
    • Hall et al., 2021. The Moths of North Carolina - website (identification, habitats and life history)
    • Hulst, G.D., 1900. New species of Lepidoptera. Journal of the New York Entomological Society, 8(4): 218.
    • Powell, J. A. & P. A. Opler, 2009. Moths of Western North America, Pl. 31.7m; p. 220. Book Review and ordering
    • Species Page at Block Island Moths
    • Species Page at BugGuide.Net
    • Species Page at E. H. Strickland Museum
    • Species Page at Mass Moths
    Nematocampa resistaria
    © Machele White
    Nematocampa resistaria
    © Nolie Schneider
    Nematocampa resistaria
    © Bob Patterson
    Nematocampa resistaria
    © John Davis
    Nematocampa resistaria
    © Randy Newman
    Nematocampa resistaria
    © Rob Curtis
    Nematocampa resistaria
    © Phil Huntley-Franck - form oxfordensis
    Nematocampa resistaria
    © Bob Patterson
    Nematocampa resistaria
    © Elliotte Harold
    Nematocampa resistaria
    © Mark Dreiling - DNA
    Nematocampa resistaria
    © CNC - Jocelyn Gill
    Nematocampa resistaria
    © CNC - Jocelyn Gill
    Nematocampa resistaria
    © CNC - Jocelyn Gill
    Nematocampa resistaria
    © CNC - Jocelyn Gill
    Nematocampa resistaria
    © Gary Anweiler
    Nematocampa resistaria
    22mm – © Jim Vargo
    Nematocampa resistaria
    © Jeffrey C. Miller
    Nematocampa resistaria
    © Valerie G. Bugh

    Nematocampa resistaria
    © Tom Bentley

    Nematocampa resistaria
    © Alan Chin-Lee

    Nematocampa resistaria
    © David Silsbee

    Nematocampa resistaria
    © Valerie G. Bugh

    Nematocampa resistaria
    © Charles Lewallen

    Nematocampa resistaria
    © Josée Quimper (Quebec.ca) LG
    on Quercus rubra
    Nematocampa resistaria
    © Josée Quimper (Quebec.ca) LG
    on Betula alleghaniensis
    Nematocampa resistaria
    © Josée Quimper (Quebec.ca) LG
    on Abies balsamea

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