Habitus of Hemiquedius castoris Brunke and Smetana (A); H. castoris, elytra and scutellum (B); H. infinitus Brunke and Smetana, elytra and scutellum (C); H. ferox (Casey), male sternite VIII (D); H. castoris, male sternite VIII (E). Scale bars: 2 mm (A); 1 mm (B–E).

  Part of: Brunke A, Smetana A, Carruthers-Lay D, Buffam J (2017) Revision of Hemiquedius Casey (Staphylinidae, Staphylininae) and a review of beetles dependent on beavers and muskrats in North America. ZooKeys 702: 27-43. https://doi.org/10.3897/zookeys.702.19936