147 Harpalus sabulicola (Panzer) Lionychus quadrillum (Duftschmid) Panagaeus cruxmajor (Linnaeus) Pogonus luridipennis (Gennar) Polistichus connexus (Fourcroy) Haliplidae Haliplus variegatus Sturm Dytiscidae Agabus undulatus (Schrank) Graphoderus cinereus (Linnaeus) Graptodytes bilineatus (Sturm) Graptodytes flavipes (Olivier) Hydroporus rufifrons (Muller, O.F.) [Rhantus bistriatus (Bergstraesser) Gyrinidae Gyrinus distinctus Aube [Gyrinus natator (Linnaeus) Hydrophilidae Berosus fulvus Kuwert Enochrus isotae Hebauer Helophorus dorsalis (Marsham) Helophorus longitarsis Wollaston Helophorus tuberculatus Gyllenhal Hydrochara caraboides (Linnaeus) Hydrochus elongatus (Schaller) Hydrophilus piceus (Linnaeus) Paracymus aeneus (Gennar) Spercheus emarginatus (Schaller) Histeridae Acritus homoeopathicus Wollaston Hister quadrimaculatus Linnaeus Onthophilus punctatus (Muller. O.F.) Saprinus virescens (Paykull) Teretrius fabricii Mazur Hydraenidae Ochthebius aeneus Stephens Ochthebius exaratus Mulsant Ochthebius pusillus Stephens Ptiliidae Acrotrichis arnoldi Rosskothen Acrotrichis chevrolati (Allibert) Actidium coarctatum (Haliday) Actinopteryx fucicola (Alliberl) Ptenidium turgidum Thomson, C.G. Smicrus filicornis (Fairm. & Lab.) Leiodidae Colon viennense Herbst Hydnobius latifrons (Curtis) Leiodes flavicornis (Brisout) Leiodes macropus (Rye) Essex Naturalist (New Series) 16 (1999)