Insecta Coleoptera Hydrophilidae

            Agna
            Ametor
            Anacaena
            Berosus
            Berosus?
            Cercyon
            Cercyon?
            Chaetarthria
            Coelostoma
            Crenitis
            Cryptopleurum
            Cymbiodyta
            Dactylosternum
            Derallus
            Deralus
            Dibolocelus
            Elophorus
            Enochrus
            Epimetopus
            Helobata
            Helochares
            Helocombus
            Helophorus
            Hydrobius
            Hydrochara
            Hydrochus
            Hydrophilus
            Hydrous
            Laccobious
            Laccobius
            Limmoxenus
            Megasternum
            Neohydrophilus
            Pamelus
            Paracymus
            Phaenonotum
            Phaenonotum?
            Philhydrus
            Sperchopsis
            Sphaeridium
            Sternolophus
            Suphisellus
            Tropisternus
            Tropisternus?