Hydatophylax argus
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Trichoptera
- family: Limnephilidae
- genus: Hydatophylax
- species: Hydatophylax argus
Louiseville
Quebec
Canada
Accokeek
Maryland
Northampton
Paxton
West Concord
Massachusetts
Brentwood
New Hampshire
Madison
Wisconsin
United States