WWW MPG website only

Digital Guide to Moth Identification

80a0429 – 5913   Macrorrhinia endonephele (Hampson, 1918)
             Alligatorweed Stemborer

Gary J. Goss
Distribution: FL north to MA and west to TX - BOLD (accessed 5/29/202)
Type locality (endonephele Hampson): Rio de Janeiro, Brazil.
Type locality (malloi Pastrana): Argentina.
Type locality (signifera Blanchard): Town Bluff, Tyler Co., TX.
Similar Species:
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy: Rinaphe endonephele Hampson, 1918
Rinaphe ignetincta Hampson, 1918
Vogtia malloi Pastrana, 1961
Macrorrhinia signifera Blanchard, 1976
Taxonomic Notes: Macrorrhinia endonephele (Hampson, 1918) replaces M. signifera Blanchard, 1976, n. syn., in Neunzig (2003) and includes as a synonym [5914.5] Arcola malloi (Pastrana, 1961) in Hayden & Landry (2020), Insecta Mundi, 0768: 1-25.

Introduced as a biological control agent in US to control alligatorweed, Alternanthera philoxeroides.
  • Barcode of Life (BOLD) - Caution: DNA barcode provides evidence of relatedness, not proof of identification, and some BOLD specimens shown may not be sequenced.
  • Hampson, G.F., 1918. A classification of the Pyralidae, subfamily Hypsotropinae. Proceedings of the General Meetings for Scientific Business of the Zoological Society of London 1918: 55-131., 1918: 87.
  • Hayden, J.E. & J-F. Landry, 2020. Arcola malloi (Pastrana), the alligatorweed stemborer, a new synonym of Macrorrhinia endonephele (Hampson) (Lepidoptera: Pyralidae: Phycitinae). Insecta Mundi, 0768: 1-25.
  • Neunzig, H. H., 2003. Moths of America North of Mexico, Fascicle 15.5, p. 264; pl. 9.2-3. order or free PDF
  • Species Page at Block Island Moths
  • Species Page at BugGuide.Net
  • Species Page at Mass Moths
Macrorrhinia endonephele
Mark Dreiling - DNA
Macrorrhinia endonephele
Ken Childs
Macrorrhinia endonephele
Ken Childs
Macrorrhinia endonephele
Gary J. Goss
Macrorrhinia endonephele
Jim Vargo
Macrorrhinia endonephele
Jim Vargo

Moth Photographers Group  at the  Mississippi Entomological Museum  at the  Mississippi State University

Send suggestions, or submit photographs to Webmaster — Moth Photographers Group

Database design and scripting support provided by Mike Boone