The Arctopsychidae are a

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

of net-spinning

caddisflies The caddisflies (order Trichoptera) are a group of insects with aquatic larvae and terrestrial adults. There are approximately 14,500 described species, most of which can be divided into the suborders Integripalpia and Annulipalpia on the basis ...

. The family was described by Robert McLachlan in 1868. Larvae tend to live in clear, cold streams with stony bottoms. The larvae are often filter feeders, and will spin aquatic nets between stones to catch food particles. Adults will then emerge from the water to fly between late May and mid August. Distribution is

Holarctic The Holarctic realm is a biogeographic realm that comprises the majority of habitats found throughout the continents in the Northern Hemisphere. It corresponds to the floristic Boreal Kingdom. It includes both the Nearctic zoogeographical reg ...

and

Oriental The Orient is a term referring to the East in relation to Europe, traditionally comprising anything belonging to the Eastern world. It is the antonym of the term ''Occident'', which refers to the Western world. In English, it is largely a meto ...

.University of Alberta Entomology Collection
Accessed 4 May 2007)

Genera

*''

Arctopsyche ''Arctopsyche'' is a genus of netspinning caddisflies in the family Hydropsychidae. There are more than 20 described species in ''Arctopsyche''. Species These 27 species belong to the genus ''Arctopsyche'': * '' Arctopsyche amurensis'' Martynov, ...

'' *'' Maesaipsyche'' *'' Parapsyche''

References

Trichoptera families {{Trichoptera-stub