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species Sweltsa occidens (Frison, 1937)

• Common name(s):  Alpine Sallfly
• Distribution:
  •  
   CAN: BC. USA: AK, OR, WA.
• Ecology:
  • Freshwater, terrestrial. Predators
• Specimen records are available.
• Citations:
  • Frison. 1937. Ill. Nat. Hist. Surv. Bull. 21(3):96   >> Note: Illustrated male head and pronotum, dorsal abdominal segments, epiproct, lateral terminalia; female subgenital plate. >> Alloperla occidens    urn:lsid:Plecoptera.speciesfile.org:TaxonName:3531
  • Illies. 1966. Das Tierreich 82:454 >> Sweltsa occidens    urn:lsid:Plecoptera.speciesfile.org:TaxonName:3530
  • Stewart & Oswood. 2006. The Caddis Press, Columbus, Ohio 10, 271 >> Sweltsa occidens
  • Kondratieff & Baumann. 2009. Illiesia 5(3):24   >> Sweltsa occidens
• Scrutiny:
  • Hallan, 2006, Illies 1966
• Type specimen information:
  • Type locality: Northern America, Northwestern U.S.A., Washington, Whatcom County, Shucksan, Razorhone creek [Shuksan, Razor Hone Creek]
  • Kind of type:  holotype
  • Specimen category:  Male
  • Location of type:  INHS Illinois Natural History Survey

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