Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates.

This work presents a list of water beetles of the families Hydraenidae and Elmidae occurring in Kabylia (central-north of Algeria) based on an exhaustive review of literature (1872-2016) and on more than 2126 individuals collected during field campaigns (2013-2015). Twenty-five species belonging to nine genera of Hydraenidae and Elmidae are here recorded from a total of 25 sites. Ochthebius (Ochthebius) bifoveolatus Waltl, 1835 is here recorded for the first time from Algeria; Hydraena leprieuri, Limnebius pilicauda, and Limnius intermedius are new records for Kabylia.

Marthamea bayae, a new species of stonefly from Algeria (Plecoptera: Perlidae).

A new species of the perlid genus Marthamea Klapálek, M. bayae sp. n.