New Staphylinidae (Coleoptera) records with new collection data from New Brunswick, and an addition to the fauna of Quebec, Canada: Aleocharinae Author Webster, Reginald P. Natural Resources Canada, Canadian Forest Service - Atlantic Forestry Centre, 1350 Regent St., P. O. Box 4000, Fredericton, NB, Canada E 3 B 5 P 7 reginaldwebster@rogers.com Author Klimaszewski, Jan Natural Resources Canada, Canadian Forest Service, Laurentian Forestry Centre, 1055 du P. E. P. S., P. O. Box 10380, Stn. Sainte-Foy, Quebec, Quebec, Canada G 1 V 4 C 7 Author Sweeney, Jon D. Natural Resources Canada, Canadian Forest Service - Atlantic Forestry Centre, 1350 Regent St., P. O. Box 4000, Fredericton, NB, Canada E 3 B 5 P 7 Author DeMerchant, Ian Natural Resources Canada, Canadian Forest Service - Atlantic Forestry Centre, 1350 Regent St., P. O. Box 4000, Fredericton, NB, Canada E 3 B 5 P 7 text ZooKeys 2012 2012-04-26 186 83 118 http://dx.doi.org/10.3897/zookeys.186.2655 journal article http://dx.doi.org/10.3897/zookeys.186.2655 1313-2970-186-83 FF806749FFE3D977AF2BFFEAFFD2014B 577172 Hydrosmecta pseudodiosica Lohse, 1990** Map 26 illustrations in Lohse et al. (1990) Material examined. New Brunswick, Restigouche Co., Jacquet River Gorge P.N.A., 47.8257°N , 66.0779°W , 14.V.2010, R. P. Webster, coll., partially shaded cobblestone bar near outflow of brook at the Jacquet River, under cobblestones and gravel on sand (3 ♂, 1 ♀, RWC; 1 ♂, LFC); same locality and habitat data and collector except 24.V.2010 (4 ♂, 3 ♀, RWC); same locality and collector but 47.8257°N , 66.0768°W , 16.VI.2009, balsam poplar forest, medium sized stream near outflow into Jacquet River, on partially shaded cobblestone island, among cobblestones (2 ♀, RWC). Map 26. Collection localities in New Brunswick, Canada of Hydrosmecta pseudodiosica . Collection and habitat data. The specimens from New Brunswick were collected from under small cobblestones and gravel set in sand on a partially shaded cobblestone bar near the outflow of a brook into a clear rocky river. Adults were collected during May and June. Lohse et al. (1990) recorded this species from edges of running water in Yukon. Distribution in Canada and Alaska. YT, ON, NB, ( Lohse et al. 1990 ; Majka and Klimaszewski 2008 ).