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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Forest Hills (Allegheny County, Pennsylvania, USA)


Class
 		Arachnida
Lamarck, 1801
Arachnids		2
3
3		Families
Genera
Species		 
Taxom
 


List of families for Forest Hills (Allegheny County)
2 Families width 3 Species
Dysderidae (C. L. Koch, 1837)Dysderid spiders1SpeciesTaxom
Linyphiidae (Blackwall, 1859)Dwarf spiders2SpeciesTaxom


Genera for Forest Hills (Allegheny County)
3 Genera with 3 Species
Dysdera Latreille, 18381SpeciesTaxom
Souessa Crosby & Bishop, 18741SpeciesTaxom
Stemonyphantes Menge, 17581SpeciesTaxom


Species list for Forest Hills (Allegheny County)
3 Species
Dysdera crocata (Koch, 1838)⇒ Dysdera maurusia Tord Tamerla..., 1873
Souessa spinifera Octavius Pic..., 1874
Stemonyphantes lineatus (Linnaeus, 1758)⇒ Stemonyphantes blauveltae Willis J. Ge..., 1951

Subnodes of Arachnida with occurrences in Forest Hills (Allegheny County)
SubclassMicrura
Ehrenberg, 1831
2
3
3		Families
Genera
Species
Taxom



Arachnida (Lamarck 1801)
Arachnida (Lamarck 1801)


Links, sources and further information
Arachnida at biolcoll.utu.fi
Arachnida at wiki.spinnen-forum.de
Arachnida at spiderling.de
Arachnida at wsc.nmbe.ch
Arachnida at artfakta.se
Arachnida at biodiversity.org.au
Arachnida at dyntaxa.se
Arachnida at gbif.org
Arachnida at irmng.org
Arachnida at itis.gov
Arachnida at marinespecies.org