: Simocephalus vetulus.

The most distinguishing character for identifying Simocephalus vetulus is the peculiar elongated shape of the eyespot. It is a common species widely distributed in Norway and also known as an early colonist of newly constructed ponds.

Simocephalus vetulus O.F.M.
Creative Commons Attribution | Bjørn Walseng | Norsk institutt for naturforskning
Kart. Utbredelse i Norge.