SeasonalityIn Illinois, adults can be found from late May to late September.IdentificationThe ventral lobe of the male clasper is bifurcate. The ventral process is long, thin, and directed posterad, and the dorsal lobe is globular, rugose and spiney.
Scientific NameTriaenodes tardaHabitat
Standing and flowing waters.
Seasonality
In Illinois, adults can be found from late May to late September.
Identification
The ventral lobe of the male clasper is bifurcate. The ventral process is long, thin, and directed posterad, and the dorsal lobe is globular, rugose and spiney.
Diet Info
Larvae are phytophagous.
Range
From British Columbia east to Ontario and New Brunswick. South to Oklahoma, Arkansas and Washington.
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Citation
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Page Citation for Triaenodes tarda
Page Citation
"Species Details - Triaenodes tarda, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-2347. Accessed 09 May. 2025.
References
AuthorRoss, Herbert, H.
TitleThe caddis flies, or Trichoptera, of Illinois.
Publication Date1944
Volume23
Pages326
Specimen Information
There are 4 specimens of this Species.
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4 results plotted on map in 2 markers. Note: Only records with latitude and longitude coordinates are plotted on map.