Plegaderus

Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Atelocerata
Class: Hexapoda (including Insecta)
Infraclass: Neoptera
Subclass: Pterygota
Order: Coleoptera
Suborder: Polyphaga
Superfamily: Hydrophiloidea
Family: Histeridae
Subfamily: Abraeinae
Tribe: Abraeini
Genus: Plegaderus