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Checklist for Suborder Polyphaga Emery, 1886 (Polyphags)
and region Cascade (Preston County, West Virginia, USA)


Class
 
Insecta
Linnaeus, 1758
Insects, True insects
19
27
30
Families
Genera
Species
 
Taxom
 

Subclass
 
Pterygota
Lang, 1888
Winged insects
19
27
30
Families
Genera
Species
 
Taxom
 

Infraclass
 
Neoptera
van der Wulp, 1890
Modern Wing-folding insects
16
24
26
Families
Genera
Species
 
Taxom
 

Superorder
 
Holometabola
Heider, 1889
Holometabolous Insects
15
23
25
Families
Genera
Species
 
Taxom
 

Order
 
Coleoptera
Linnaeus, 1758
Beetles, Coleopterans
2
3
4
Families
Genera
Species
 
Taxom
 

Suborder
 
Polyphaga
Emery, 1886
Polyphags
2
3
4
Families
Genera
Species
 
Taxom
 


List of families for Cascade (Preston County)
2 Families width 4 Species
Psephenidae Lacordaire, 1854Water pennies1SpeciesTaxom
Elmidae Curtis, 1830Drive beetles3SpeciesTaxom


Genera for Cascade (Preston County)
3 Genera with 4 Species
Ectopria LeConte, 18441SpeciesTaxom
Optioservus Sanderson, 18632SpeciesTaxom
Stenelmis Dufour, 18241SpeciesTaxom


Species list for Cascade (Preston County)
4 Species
Ectopria nervosa Melsheimer, 1844
Optioservus (Optioservus) fastiditus LeConte, 1850Fastidious Riffle Beetle
Optioservus (Optioservus) ovalis LeConte, 1863
Stenelmis crenata Say, 1824

Subnodes of Polyphaga with occurrences in Cascade (Preston County)
InfraorderElateriformia
Crowson, 1960
2
3
4
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