Hydatophylax argus
(Harris, 1869)
Argus Northern Caddisfly
Hydatophylax argus is a of northern caddisfly in the Limnephilidae. It was described by Harris in 1869 and is found in North America. The species is notable as the first member of its demonstrated to use for mate attraction.

Pronunciation
How to pronounce Hydatophylax argus: /haɪˌdeɪtəˈfaɪləks ˈɑːrɡəs/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Images
Distribution
North America. GBIF records indicate presence in Vermont, USA, and the broader Nearctic region.
Behavior
Mate attraction via extractable () has been experimentally demonstrated. The specific release and chemistry remain to be studied.
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- NCBI Taxonomy
- Catalogue of Life
- Bugs in Orange and Black III – Argus tortoise beetle, Chelymorpha cassidea; oleander caterpillar, Syntomeida epilais; and wheel bug, Arilus cristatus (MISSING LINKS) — Bug of the Week
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- Horrid ground-weaver saved – Thanks mainly to Buglife, Plymouth City Council and you! - Buglife Blog - Buglife
- Demonstration of Sex Pheromones in <i>Anabolia Bimaculata, Hydatophylax Argus,</i> and <i>Nemotaulius Hostilis</i> (Trichoptera: Limnephilidae)