Order
Trichoptera
Caddisfly
7 species in this taxon
order of insects Trichoptera (Trichoptera) is an order comprising closely related families of organisms. It contains 5 families with 7 known species. This includes the family groups Glossosomatidae, Hydropsychidae, Hydroptilidae, Limnephilidae, and Phryganeidae. It belongs to Insects (Insecta).