Species list, Checklist of Suborder Polyphaga (Polyphags) for Middle Ridge (La Crosse County, Wisconsin, 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

Taxonomy & Distribution
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INSECTOIDGERENGDARK LIGHT

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Checklist for Suborder Polyphaga Emery, 1886 (Polyphags)
and region Middle Ridge (La Crosse County, Wisconsin, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	6 7 6	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	6 7 6	Families Genera Species	Taxom
Infraclass	Neoptera van der Wulp, 1890 Modern Wing-folding insects	6 7 6	Families Genera Species	Taxom
Superorder	Holometabola Heider, 1889 Holometabolous Insects	6 7 6	Families Genera Species	Taxom
Order	Coleoptera Linnaeus, 1758 Beetles, Coleopterans	3 4 3	Families Genera Species	Taxom
Suborder	Polyphaga Emery, 1886 Polyphags	3 4 3	Families Genera Species	Taxom

List of families for Middle Ridge (La Crosse County)
3 Families width 3 Species

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

Genera for Middle Ridge (La Crosse County)
4 Genera with 3 Species

Byrrhodes LeConte, 1878	0	Species	Taxom
Helichus Erichson, 1852	1	Species	Taxom
Optioservus Sanderson, 1850	1	Species	Taxom
Stenelmis Dufour, 1824	1	Species	Taxom

Species list for Middle Ridge (La Crosse County)
3 Species

Helichus striatus LeConte, 1852
Optioservus (Optioservus) fastiditus LeConte, 1850	Fastidious Riffle Beetle
Stenelmis crenata Say, 1824

Subnodes of Polyphaga with occurrences in Middle Ridge (La Crosse County)

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