Hydrodessus ducke sp. n. and new records of other species of the genus (Coleoptera, Dytiscidae, Bidessini) Author Benetti, Cesar J. Author Michat, Mariano C. Author Hamada, Neusa text Zootaxa 2020 2020-02-24 4743 1 47 60 journal article 10.11646/zootaxa.4743.1.4 71f9dd38-f9b3-432d-87d0-f3428ac1f0be 1175-5326 3687626 63D7BE74-E248-4D1E-92A7-D5288170DB13 Hydrodessus angularis Young, 1970 Material examined. French Guiana : Régina ( 4º18’N 052º08’W ); 22.xi.2007 ; leg. D. Lohez ( INPA , 10) . Distribution. Brazil (Amazonas), French Guiana ( Régina *, Roura) ( Makhan 2015 ), Guyana (Mazaruni-Potaro District), Suriname ( Sipaliwini District ) and Venezuela ( Amazonas , Bolivar ) ( Miller 2016 ) ( Fig. 16 ). Habitat. Specimens have been collected from a river margin, in a large sandy creek, in a muddy oxbow pond, in detrital pools by a forest stream, and from lights at night. The species appears to be mainly associated with margins of forest rivers ( Miller 2016 ).