The Yellow Wave
Head: Yellow, hairy (rough scales). Palpi yellow, underside dark brown.
Antenna: Simple, dark, reaches to ¾ of wing length.
Wings: Shiny, yellow. Narrow dark streak from base along outer (costa) to mid wing, connecting to large dark semicircle. Another dark patch on costa near wing tip. Inner margin has large dark patch at mid wing, irregular and narrowing. Another small patch near wing tip. Yellow fringe on inner margin very long, yellow; shorter around wing tip, sometimes stained slightly with brown spots.
Hind wings dark purplish-brown.
Legs: Pale brown and yellow.
Abdomen: Abdomen brown, yellowish tip. Underside yellowish.
Size: 4 to 6 mm long. Wingspan 11 to 11.5 mm.
Habitat: Common in open woods, found on tree trunks.
Food: Debris, fungus, rotting vegetation.
Flight Time: July to September.
Life Cycle: Unknown.
Comments: Not listed in Annotated Checklist of the Moths and Butterflies of Canada and Alaska by Pohl et al. 2018 for Ontario, but in Quebec.
Dave Beadle Aug 10, 2007 Hastings County.
Wheatley photos Jul 01, 12 and 16, 2012.
For information on synonyms, references and type specimens see next page