Atheta (s. str.) borealis Klimaszewski & Langor (female): 1 habitus in dorsal view 2 tergite VIII 3 sternite VIII 4 spermatheca. Scale bar of habitus = 1 mm; remaining scale bars = 0.2 mm.

 
 
  Part of: Klimaszewski J, Langor DW, Hammond HEJ, Bourdon C (2016) A new species of Anomognathus and new Canadian and provincial records of aleocharine rove beetles from Alberta, Canada (Coleoptera, Staphylinidae, Aleocharinae). ZooKeys 581: 141-164. https://doi.org/10.3897/zookeys.581.8014