First record of Thecturotatenuissima Casey from Canada (Coleoptera, Staphylinidae, Aleocharinae) Author Klimaszewski, Jan Author Struyve, Tim Author Bourdon, Caroline Author Dorval, Julie-Anne text ZooKeys 2017 702 19 25 http://dx.doi.org/10.3897/zookeys.702.19963 journal article http://dx.doi.org/10.3897/zookeys.702.19963 1313-2970-702-19 9F6FF764F26B4333B20A885E85A6ECB6 2. Thecturota tenuissima Casey Figs 9-15 Thecturota tenuissima Casey, 1893: 358. Fenyes 1918 , 1920 , Moore and Legner 1975 , Seevers 1978 , Sikes 2004. Diagnosis. Body length 1.5-1.7 mm; body narrowly subparallel, linear, yellowish brown with head, most of antennae, and apical part of abdomen dark brown to piceous, or body light brown with darker head and posterior abdomen or pronotum and elytra brown and remainder of the body dark brown to almost black; integument finely punctate; head subquadrate, larger than pronotum, with postocular area longer than diameter of eye, hind angles angular and rounded; antennomeres IV-X transverse and VI-X strongly transverse and about 2 times wider than long; pronotum broadest in apical third, narrow at base, pubescence directed laterad from midline of disc; elytra subparallel, at suture slightly longer than pronotum; abdomen subparallel, slightly broadening posterad. MALE: tergite VIII nearly as wide as long (Fig. 11); sternite VIII about as wide as long (Fig. 12); median lobe of aedeagus with tubus arcuate ventrally and narrow at apex in lateral view (Fig. 10). FEMALE: tergite VIII subquadrate (Fig. 13); sternite VIII rounded apically and in some specimens slightly emarginate medially (Fig. 14); spermatheca with subspherical capsule and without apical invagination, stem very short and sinuate (Fig. 15). Figures 9-16. Thecturota tenuissima Casey: 9 habitus in dorsal view 10 median lobe of aedeagus in lateral and dorsal view 11 male tergite VIII 12 male sternite VIII 13 female tergite VIII 14 female sternite VIII 15 spermatheca. Scale bars: 1 mm for habitus; 0.2 mm for remaining structures. Distribution. Origin: Nearctic. Canada: ON, QC. USA: RI. Collection and habitat data. Habitat: unspecified forests. Collecting period: VII. Collecting method: car netting. New locality data. CANADA, Quebec: Oka, ~ 45.49°N , 74.01°W , 12.VII.2016, car netting, Tim Struyve (LFC, TSC) 1 male, 15 females; Saint-Joseph-du-Lac, ~ 45.53°N , 74.02°W , 11.VII.2016, car netting, Tim Struyve (LFC, TSC) 4 males, 1 female; Port Rowan, ~ 42.62°N , 80.53°W , car netting, Tim Struyve (LFC, TSC) 2 females. Ontario: Algonquin Provincial Park near Petawawa, ~ 45.87°N , 77.33°W , car netting, Tim Struyve (LFC, TSC) 1 male, 1 female.