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Checklist for Infraorder Araneomorphi Smith, 1902
and region Topsfield (Washington County, Maine, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
4
4
4
Families
Genera
Species
 
Taxom
 

Subclass
 
Micrura
Ehrenberg, 1831
3
3
3
Families
Genera
Species
 
Taxom
 

Infraclass
 
Megoperculata
Börner, 1902
3
3
3
Families
Genera
Species
 
Taxom
 

Order
 
Araneae
Clerck, 1757
Spider, Spiders, True Spiders
3
3
3
Families
Genera
Species
 
Taxom
 

Suborder
 
Araneomorphae
Smith, 1902
True Spiders
3
3
3
Families
Genera
Species
 
Taxom
 

Infraorder
 
Araneomorphi
Smith, 1902
3
3
3
Families
Genera
Species
 
Taxom
 


List of families for Topsfield (Washington County Maine)
3 Families width 3 Species
Linyphiidae Blackwall, 1859Dwarf spiders1SpeciesTaxom
Corinnidae Karsch, 1880Ant-like Sac Spiders1SpeciesTaxom
Gnaphosidae Pocock, 1898Flat-bellied ground spiders1SpeciesTaxom


Genera for Topsfield (Washington County Maine)
3 Genera with 3 Species
Aphileta Hull, 18821SpeciesTaxom
Castianeira Keyserling, 1847Ant-Mimic Sac Spiders1SpeciesTaxom
Haplodrassus Chamberlin, 19091SpeciesTaxom


Species list for Topsfield (Washington County Maine)
3 Species
Aphileta misera Octavius Pic..., 1882Heterotardigrades
Castianeira longipalpa Nicholas Mar..., 1847
Haplodrassus hiemalis Emerton, 1909