''Nanocladius'' is a genus of non-biting midges of the bloodworm family

Chironomidae The Chironomidae (informally known as chironomids, nonbiting midges, or lake flies) comprise a family of nematoceran flies with a global distribution. They are closely related to the Ceratopogonidae, Simuliidae, and Thaumaleidae. Many specie ...

. Larvae either live commensally on or as parasites of aquatic insects in nymphal stages; hosts include mayflies, stoneflies, dobsonflies, or damselflies. The larvae attach to their hosts by forming silken tubes which they later pupate in. They feed on the

hemolymph Hemolymph, or haemolymph, is a fluid, analogous to the blood in vertebrates, that circulates in the interior of the arthropod (invertebrate) body, remaining in direct contact with the animal's tissues. It is composed of a fluid plasma in which ...

of their host.

References

Chironomidae Chironomoidea genera Nematoceran flies of Europe Taxa named by Jean-Jacques Kieffer {{Chironomidae-stub