SeasonalityAdults fly from May though to September.IdentificationAdult hindwings usually has a dark brown, angulated marking near the apex and the apical border is darker brown. In males, the cercus is long, slender, and deeply bifurcates to a pair of long, slender processes. The dorsal process is distally rounded and the ventral process is acuminate (Wiggins, 1998).
Scientific NamePtilostomis ocelliferaSeasonality
Adults fly from May though to September.
Identification
Adult hindwings usually has a dark brown, angulated marking near the apex and the apical border is darker brown. In males, the cercus is long, slender, and deeply bifurcates to a pair of long, slender processes. The…
Adult hindwings usually has a dark brown, angulated marking near the apex and the apical border is darker brown. In males, the cercus is long, slender, and deeply bifurcates to a pair of long, slender processes. The dorsal process is distally rounded and the ventral process is acuminate (Wiggins, 1998).
Life History
Annual?
Conservation
Most likely to be found in Alberta, otherwise common in the rest of North America.
Diet Info
Larvae are predacious during the later instars (LaFontaine, 1983).
Range
This species is transcontinental, ranging from Alaska to Great Bear Lake, south to California in the west, in the east, from Manitoba to Newfoundland (Wiggins, 1998).
Citation
Page Citation for Ptilostomis ocellifera
Page Citation
"Ptilostomis ocellifera, Freshwater Invertebrate Collection." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/5-3173. Accessed 23 May. 2022.