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Digital Guide to Moth Identification

80a0997 – 5288   Marasmia trapezalis (Guenée, 1854)
             Trapeze Moth

© Sean McCann
Distribution: Type locality: "Sierra-Leone".
Field Marks:
FW middle portion of st. line or shade is more widely separated from the pm. line than in cochrusalis. The HW pm. and st. lines of cochrusalis tend to be more narrowly separated with pm. line bending more toward the apex. The HW pm. line tends to align with the FW st. line in cochrusalis and with the pm. line in trapezalis.
Genitalia: See Landry (2016); figs 109a-b, 158 and USNM illustrations.
Similar Species:
  • See Marasmia cochrusalis.
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy: Salbia trapezalis Guenée, 1854
Bradina andresi Rebel, 1912
Cnaphalocrocis bifurcalis Snellen, 1880
Botys convectalis Walker, [1866]
Botys creonalis Walker, 1859
Botys neoclesalis Walker, 1859
Dolichosticha perinephes Meyrick, 1886
Botys suspicalis Walker, 1859
Taxonomic Notes: Marasmia trapezalis (Guenée, 1854), placed by some authors in the genus Cnaphalocrocis, is treated as a member of the genus Marasmia in Shaffer & Munroe (2003:63).
  • Barcode of Life (BOLD) - Caution: DNA barcode provides evidence of relatedness, not proof of identification, and some BOLD specimens shown may not be sequenced.
  • Barcode of Life (BOLD) - BIN: BOLD:AAC0297 - Caution: DNA barcode provides evidence of relatedness, not proof of identification.
  • Guenée, M.A., 1854. Deltoïdes et Pyralites. Histoire Naturelle des Insectes. Species Général des Lépidoptères, 8(8): 200.
  • Landry, B., 2016. Taxonomic revision of the Spilomelinae (Lepidoptera, Pyralidae s. l.) of the Galápagos Islands, Ecuador. Revue suisse de Zoologie, 123(2): 315-399.
  • Shaffer, J.C. & E. Munroe, 2003 (2007). Crambidae of Aldabra Atoll (Lepidoptera: Pyraloidea). Tropical Lepidoptera Research, 14(1-2): 1-110.
  • Species Page at BugGuide.Net
  • U.S. National Entomological Collection (USNM) - ♀ genitalia.
  • U.S. National Entomological Collection (USNM) - ♂ genitalia.
Marasmia trapezalis
© Jeff Hollenbeck
Marasmia trapezalis
© Carol Wolf
Marasmia trapezalis
© Jim Vargo

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