Species list, Checklist of Superfamily Dytiscoidea for Northern Territory (Australia)

Class	Insecta Linnaeus, 1758 Insects, True insects	415 4034 8898	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	413 4027 8894	Families Genera Species	Taxom
Infraclass	Neoptera van der Wulp, 1890 Modern Wing-folding insects	399 3958 8764	Families Genera Species	Taxom
Superorder	Holometabola Heider, 1889 Holometabolous Insects	264 3036 7110	Families Genera Species	Taxom
Order	Coleoptera Linnaeus, 1758 Beetles, Coleopterans	84 1146 3165	Families Genera Species	Taxom
Suborder	Adephaga Schellenberg, 1806 Adephagans, Ground Beetles and Water Beetles	7 214 822	Families Genera Species	Taxom
Superfamily	Dytiscoidea Leach, 1815	3 58 231	Families Genera Species	Taxom

List of families for Northern Territory
3 Families width 231 Species and 4 Subspecies

Subnodes of Dytiscoidea with occurrences in Northern Territory

Family	Dytiscidae Leach, 1815 Diving beetles, predaceous diving beetle, Predaceous diving beetles, Predacious diving beetles, Water tigers	53 222	Genera Species	Taxom
Family	Hygrobiidae Régimbart, 1878 Screech beetles, Screech-beetles, Squeak beetles, squeek beetles	1 1	Genus Species	Taxom
Family	Noteridae C. G. Thomson, 1860 burrowing water beetle, Burrowing water beetles, Diving Beetle, Diving beetles, Noterids	4 8	Genera Species	Taxom