Ancyronyx clisteri , a new spider riffle beetle species from Borneo, redescription of A. sarawacensis Jäch including a description of the larva and new distribution data for A. procerus Jäch using DNA barcodes (Coleoptera, Elmidae)

Habitats of Ancyronyx clisteri sp. nov. (A) and A. sarawacensis (B, C) sampled during Taxon Expeditions: A Sibut Creek (tributary of Belalong River), Temburong, Brunei, microhabitat (piece of submerged wood from which A. clisteri sp. nov. was collected) B Belalong River near Kuala Belalong Field Studies Centre, Temburong C Agatis River in the vicinity of Maliau Basin, Sabah, Malaysia. All photographs by Clister V. Pangantihon.