Siphonoperla torrentium

Siphonoperla torrentium is a species of European stoneflies in the family Chloroperlidae.

Subspecies

Subspecies include:

Siphonoperla torrentium italica
Siphonoperla torrentium transsylvanica
''Siphonoperla torrentium torrentium''

Distribution

This species is present in most of Europe and in North America.

Description

Siphonoperla torrentium can reach a body length of about in males, of about in females, with a wingspan of about of in males and of in females.

Biology

This species of stoneflies has one generation a year. Larvae can reach a length of about. They are yellowish to light brown in color and show clear bristles throughout. There are dark spots on the head and pronotum. The pronotum is transversely oval and has long bristles. Tracheal gills are not present. They can be found in streams and small rivers. They have a predatory diet, while adults feed on pollen.