Species list, Checklist of Suborder Polyphaga (Polyphags) for Earlville (Delaware County, Iowa, USA)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

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INSECTOIDGERENGDARK LIGHT

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Checklist for Suborder Polyphaga Emery, 1886 (Polyphags)
and region Earlville (Delaware County, Iowa, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	10 11 11	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	10 11 11	Families Genera Species	Taxom
Infraclass	Neoptera van der Wulp, 1890 Modern Wing-folding insects	10 11 11	Families Genera Species	Taxom
Superorder	Holometabola Heider, 1889 Holometabolous Insects	8 9 10	Families Genera Species	Taxom
Order	Coleoptera Linnaeus, 1758 Beetles, Coleopterans	4 5 7	Families Genera Species	Taxom
Suborder	Polyphaga Emery, 1886 Polyphags	4 5 7	Families Genera Species	Taxom

List of families for Earlville (Delaware County Iowa)
4 Families width 7 Species

Ptinidae (Latreille, 1802)	Death-watch and Spider Beetles	0	Species	Taxom
Dryopidae Billberg, 1820	Long toed water beetle	2	Species	Taxom
Elmidae Curtis, 1830	Drive beetles	4	Species	Taxom
Hydrophilidae (Latreille, 1802)	Silver Water Beetles	1	Species	Taxom

Genera for Earlville (Delaware County Iowa)
5 Genera with 7 Species

Byrrhodes LeConte, 1878		0	Species	Taxom
Helichus Erichson, 1852		2	Species	Taxom
Optioservus Sanderson, 1850		1	Species	Taxom
Stenelmis Dufour, 1938		3	Species	Taxom
Tropisternus Solier, 1775	water scavenger beetle	1	Species	Taxom

Species list for Earlville (Delaware County Iowa)
7 Species

Helichus lithophilus Germar, 1824
Helichus striatus LeConte, 1852
Optioservus (Optioservus) fastiditus LeConte, 1850	Fastidious Riffle Beetle
Stenelmis crenata Say, 1824
Stenelmis grossa Sanderson, 1938	Puff
Stenelmis sexlineata Sanderson, 1938	Puff
Tropisternus (Tropisternus) lateralis (Fabricius, 1775)	⇒ Tropisternus glaber Herbst, 1797

Subnodes of Polyphaga with occurrences in Earlville (Delaware County Iowa)

Infraorder	Bostrichiformia Forbes, 1926	1 1 0	Family Genus Species	Taxom
Infraorder	Elateriformia Crowson, 1960	2 3 6	Families Genera Species	Taxom
Infraorder	Staphyliniformia Lameere, 1900	1 1 1	Family Genus Species	Taxom

Links, sources and further information

Polyphaga at artfakta.se
Polyphaga at dyntaxa.se
Polyphaga at gbif.org
Polyphaga at irmng.org
Polyphaga at itis.gov
Polyphaga at itis.gov