Species Details

Banksiola crotchi

University of Alberta E.H. Strickland Entomological Museum Read more about this collection »

SeasonalityAdults fly from May to August. IdentificationAdult bodies are brown and the antennae have sharply defined bands of dark and light browns. There is a variable dense pattern of fine brown reticulations on the forewing, with patches of dark blotches. In males, the clasper is claw-like. The lateral arm of the aedeagus is tapered, sigmoid, acuminate and blade-like (Wiggins, 1998).

Scientific Name Banksiola crotchi Habitat Standing waters. Seasonality Adults fly from May to August. Identification
Adult bodies are brown and the antennae have sharply defined bands of dark and light browns. There is a variable dense pattern of fine brown reticulations on the forewing, with patches of dark blotches. In males,…
Adult bodies are brown and the antennae have sharply defined bands of dark and light browns. There is a variable dense pattern of fine brown reticulations on the forewing, with patches of dark blotches. In males, the clasper is claw-like. The lateral arm of the aedeagus is tapered, sigmoid, acuminate and blade-like (Wiggins, 1998).
Life History Egg hatch occurs from August to September and reach the 4th instar by November. Conservation Common. Diet Info Instars 1-4 feed on algae and the 5th instar is predacious. Range This species range extends from Alaska and western North West Territories, south to California, Utah, North Mexico, east to Newfoundland, Illinois, West Virginia and New York (Wiggins, 1998).

Citation

Page Citation for Banksiola crotchi

Page Citation

"Species Details - Banksiola crotchi, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-3169. Accessed 08 Aug. 2025.

References

Specimen Information

There are 25 specimens of this Species.

25 results plotted on map in 14 markers.
Note: Only records with latitude and longitude coordinates are plotted on map.

UASM6226 - Banksiola crotchi

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Devon Collected ByGriffiths, Graham C. D. Date Collected1980-07-05

BIRD33414 - Banksiola crotchi

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Medicine Lake Recreation Area Collected ByBird, C. D. Date Collected2009-07-11

BIRD34707 - Banksiola crotchi

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winfield Collected ByBird, C. D. Date Collected2010-07-10

BIRD34954 - Banksiola crotchi

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winfield Collected ByBird, C. D. Date Collected2011-06-17

Adult Seasonal Distribution