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Checklist for Family Dryopidae Billberg, 1820 (long toed water beetle)
and region Ascension (Saint Helena, Ascension and Tristan da Cunha)


Class
 
Insecta
Linnaeus, 1758
Insects, True insects
118
288
421
Families
Genera
Species
 
Taxom
 

Subclass
 
Pterygota
Lang, 1888
Winged insects
118
288
421
Families
Genera
Species
 
Taxom
 

Infraclass
 
Neoptera
van der Wulp, 1890
Modern Wing-folding insects
115
284
416
Families
Genera
Species
 
Taxom
 

Superorder
 
Holometabola
Heider, 1889
Holometabolous Insects
80
221
347
Families
Genera
Species
 
Taxom
 

Order
 
Coleoptera
Linnaeus, 1758
Beetles, Coleopterans
20
47
69
Families
Genera
Species
 
Taxom
 

Suborder
 
Polyphaga
Emery, 1886
Polyphags
17
35
42
Families
Genera
Species
 
Taxom
 

Infraorder
 
Elateriformia
Crowson, 1960
2
3
3
Families
Genera
Species
 
Taxom
 

Superfamily
 
Dryopoidea
Hunt & al., 2007
1
2
2
Family
Genera
Species
 
Taxom
 
FamilyDryopidae
Billberg, 1820
Long toed water beetle, Long-toe water beetles
2
2
Genera
Species
 
Taxom
 


Genera for Ascension
2 Genera with 2 Species
Helichus Erichson, 18521SpeciesTaxom
Postelichus Nelson, 19351SpeciesTaxom


Species list for Ascension
2 Species
Helichus suturalis LeConte, 1852
Postelichus confluentus Hinton, 1935

Subnodes of Dryopidae with occurrences in Ascension
SubfamilyDryopinae
Billberg, 1820
2
2
Genera
Species

Taxom



Links, sources and further information
Dryopidae at artfakta.se
Dryopidae at dyntaxa.se
Dryopidae at gbif.org
Dryopidae at irmng.org
Dryopidae at itis.gov