Species - Rhyacophila angelita

Taxonomic Hierarchy for Freshwater Invertebrate Collection


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Rhyacophila angelita

Freshwater Invertebrate Collection

SeasonalityAdults can be found approximately late May to late June. IdentificationAdult antennae are yellow with the vertex of the head brownish yellow. Spurs are yellow-brown. In males, the dorsum of segment 9 is about 5 times the length of the sternum. Distal article of the clasper has an upper, basal rounded process directed dorsad (Nimmo, 1971).

Taxonomic Hierarchy for Freshwater Invertebrate Collection