Isoperla obscura Zett.

Occurrence ID: 10835821
male: 1

location

location: Lake Kvarnbergsvattnet, Frostviken
country: Schweden
geographic coordinates: 64° 30' 0" N, 14° 8' 0" O
accuracy (meters): 500m

Collector

date: 2.8.1947 (dd.mm.yyyy)

citation

Per Brinck (1949): Studies on Swedish Stoneflies [Plecoptera] – Entomologiska Sällskapet, Lund – XI: 1 - 250.