Casey-1915
Guides
Bisnius cephalicus
Bisnius cephalicus is a species of rove beetle in the family Staphylinidae, first described by Casey in 1915. It belongs to the subtribe Philonthina within the tribe Staphylinini. The species has been documented in Canada across multiple provinces including Alberta, Manitoba, New Brunswick, Ontario, and Quebec. As a member of the large and diverse genus Bisnius, this species shares the general characteristics of predatory rove beetles, though specific ecological details remain poorly documented in published literature.
Hemiquedius
Hemiquedius is a genus of rove beetles (Staphylinidae) established by Casey in 1915. It belongs to the tribe Staphylinini within the subfamily Staphylininae. The genus is characterized by morphological features that distinguish it from the related genus Quedius, particularly in the structure of the aedeagus and other male genital characters. Species within this genus are found in North America.