Caddisfly believed to be extinct was found after 65 years

2020 12 22

Philopotamus is one of the three genera of the family Philopotamidae found in Lithuania, and is represented by single species - Philopotamus montanus. There are only a few reports on the internet and publications about the occurrence of Philopotamus montanus in Lithuania. The species was thought to have been extinct in Lithuania due to human economic activity.

An adult specimen of Philopotamus montanus was found in Nerėpa Entomological Nature Reserve by the Head of the Collection Accounting Department of Kaunas Tadas zoology museum Kazimieras Martinaitis.

Philopotamus montanus is a West Palearctic species, present in 37 European countries; the nearest for Lithuania is Poland and Belarus. There is no data about Philopotamus montanus from other neighbouring countries - Latvia and Estonia.

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Photo by K. Martinaitis