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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Washington (Lycoming County, Pennsylvania, USA)


Class
 		Arachnida
Lamarck, 1801
Arachnids		6
10
10		Families
Genera
Species		 
Taxom
 


List of families for Washington (Lycoming County)
6 Families width 10 Species
Dictynidae O. P-Cambridge, 1871Dictynid spiders1SpeciesTaxom
Corinnidae Karsch, 1880Ant-like Sac Spiders2SpeciesTaxom
Araneidae Simon, 1895Golden orb web spiders2SpeciesTaxom
Salticidae Blackwall, 1842Jumping Spider2SpeciesTaxom
Theridiidae Sundevall, 1833Cobweb And Widow Spiders2SpeciesTaxom
Phalangiidae Latreille, 1802Daddy-Long-Legs1SpeciesTaxom


Genera for Washington (Lycoming County)
10 Genera with 10 Species
Archaeodictyna Caporiacco, 18711SpeciesTaxom
Castianeira Keyserling, 1847Ant-Mimic Sac Spiders1SpeciesTaxom
Eustala Simon, 18421SpeciesTaxom
Hentzia Marx, 18461SpeciesTaxom
Latrodectus Walckenaer, 1775Black widow spider1SpeciesTaxom
Neoscona Simon, 1847Spotted orbweavers1SpeciesTaxom
Phalangium Linnaeus, 17611SpeciesTaxom
Steatoda Sundevall, 1850False black widows1SpeciesTaxom
Thiodina Simon, 18461SpeciesTaxom
Trachelas L. Koch, 1847Running Spider1SpeciesTaxom


Species list for Washington (Lycoming County)
10 Species
Archaeodictyna ammophila Menge, 1871
Castianeira descripta Nicholas Mar..., 1847Red Spotted Ant Mimic Spider
Eustala anastera (Walckenaer, 1842)⇒ Eustala conchlea Henry Christ..., 1888
Hentzia mitrata Nicholas Mar..., 1846Crowned Hentzia Jumping Spider
Latrodectus mactans (Fabricius, 1775)⇒ Latrodectus tredecimguttatus Rossi, 1790
Neoscona domiciliorum Hentz, 1847Red-Femured Spotted Orbweaver
Phalangium opilio Linnaeus, 1761Brown daddy-long-legs
Steatoda borealis Nicholas Mar..., 1850Boreal Combfoot
Thiodina sylvana Nicholas Mar..., 1846Woodland Jumping Spider
Trachelas tranquillus Nicholas Mar..., 1847Broad faced sac spider

Subnodes of Arachnida with occurrences in Washington (Lycoming County)
SubclassDromopoda
Shultz, 1990
1
1
1		Family
Genus
Species
Taxom

SubclassMicrura
Ehrenberg, 1831
5
9
9		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