Species list, Checklist of Superfamily Dytiscoidea for Hjälstaviken Nature Reserve (Enköping, Sweden)

Class	Insecta Linnaeus, 1758 Insects, True insects	141 711 1135	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	141 711 1135	Families Genera Species	Taxom
Infraclass	Neoptera van der Wulp, 1890 Modern Wing-folding insects	136 700 1116	Families Genera Species	Taxom
Superorder	Holometabola Heider, 1889 Holometabolous Insects	104 617 1013	Families Genera Species	Taxom
Order	Coleoptera Linnaeus, 1758 Beetles, Coleopterans	44 323 606	Families Genera Species	Taxom
Suborder	Adephaga Schellenberg, 1806 Adephagans, Ground Beetles and Water Beetles	3 50 112	Families Genera Species	Taxom
Superfamily	Dytiscoidea Leach, 1815	2 11 23	Families Genera Species	Taxom

List of families for Hjälstaviken Nature Reserve
2 Families width 23 Species

Dytiscidae (Leach, 1815)	Diving beetles	22	Species	Taxom
Noteridae C. G. Thomson, 1860	Burrowing water beetle	1	Species	Taxom

Genera for Hjälstaviken Nature Reserve
11 Genera with 23 Species

Species list for Hjälstaviken Nature Reserve
23 Species

Agabus (Gaurodytes) affinis Paykull, 1798
Agabus (Gaurodytes) melanarius Aubé, 1837
Agabus (Gaurodytes) paludosus Fabricius, 1801
Agabus (Gaurodytes) uliginosus Linnaeus, 1761
Agabus (Gaurodytes) unguicularis Thomson, 1867
Colymbetes strigatus LeConte, 1852	Grand Junction camissonia
Dytiscus (Macrodytes) circumcinctus Ahrens, 1811
Dytiscus (Macrodytes) marginalis (Linnaeus, 1758)	⇒ Acilius sulcatus Linnaeus, 1758
Hydaticus (Hydaticus) seminiger De Geer, 1774
Hydroporus (Hydroporus) erythrocephalus Linnaeus, 1758
Hydroporus (Hydroporus) striola Gyllenhal, 1826
Hydroporus elongatulus Sturm, 1835
Hydroporus scalesianus Stephens, 1828	Milktree
Hydroporus umbrosus Gyllenhal, 1808
Hygrotus (Coelambus) impressopunctatus Schaller, 1783
Hygrotus (Hygrotus) decoratus Gyllenhal, 1810
Hygrotus (Hygrotus) inaequalis Fabricius, 1777
Ilybius (Ilybius) guttiger Gyllenhal, 1808
Ilybius quadriguttatus Lacordaire, 1835
Noterus crassicornis O.F.Müller, 1776	Smaller Noterus
Porhydrus lineatus Fabricius, 1775
Rhantus (Nartus) grapii Gyllenhal, 1808
Suphrodytes dorsalis (Fabricius, 1787)	⇒ Hydroporus dorsalis Fabricius, 1787

Subnodes of Dytiscoidea with occurrences in Hjälstaviken Nature Reserve

Family	Dytiscidae Leach, 1815 Diving beetles, predaceous diving beetle, Predaceous diving beetles, Predacious diving beetles, Water tigers	10 22	Genera Species	Taxom
Family	Noteridae C. G. Thomson, 1860 burrowing water beetle, Burrowing water beetles, Diving Beetle, Diving beetles, Noterids	1 1	Genus Species	Taxom