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Family Sisyridae - Spongillaflies

Spongilla fly Larvae Spider Dome - Climacia areolaris Spongillafly - Sisyra Spongillafly - Sisyra vicaria Brown Lacewing or Spongillafly? - Sisyra vicaria Spongillafly - Climacia areolaris Sisyridae Brown Lacewing - Sisyra apicalis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Neuroptera (Antlions, Owlflies, Lacewings, Mantidflies and Allies)
Suborder Hemerobiiformia (Lacewings, Mantidflies and Allies)
Family Sisyridae (Spongillaflies)
Other Common Names
Spongeflies
Explanation of Names
Sisyridae Handlirsch 1908
Numbers
in our area, 2 genera with 3 species each(1)
Size
6-8 mm
Identification
Adults resemble brown lacewings superficially. Larvae are distinctive, with ventral abdominal gills in instars II-III, and long straight jaws(2)

Wing venation of Sisyra:
Life Cycle
Eggs are laid on vegetation over a body of fresh water with sponges. Larvae are aquatic, develop inside of, and feed on, freshwater sponges and bryozoans. The elongated mouthparts are used to pierce the cells of the sponge and ingest their contents. Adults found near larval habitat and come to lights.(3)

larva -- larval mouthparts -- pupa:
See Also