Moths of North Dakota

Geometridae: Ennominae: Ennomini

Ennomos magnarius Guenée 1857

Common name: Maple spanworm/ Notch-wing moth.

Hodges #: 6797.

Identification: Rfw 23 mm, fw and hw with prominent teeth, wings without defined transverse lines, vein M2 of hw absent.

Similar species: 6731, 6737.

Distribution: central Canada and temperate United States.

Hosts: wide variety of deciduous trees, esp. Acer spp.– maples.


moth image

MN, St. Louis Co., Lake Leander Barrens.  6-IX- 1992. Hg/ UV light, coll. D. Cuthrell.


moth map

  Moth county records  

  Host plant county records


Last updated: 03/27/02

Gerald M. Fauske
Research Specialist
202 Hultz Hall
Fargo, ND 58105

Published by the Department of Entomology 

Prospective students may schedule a visit by calling 1-800-488-NDSU.