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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Berkley (Adams County, Colorado, USA)


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


List of families for Berkley (Adams County Colorado)
2 Families width 4 Species
Agelenidae C. L. Koch, 1837Agelenid Spiders1SpeciesTaxom
Theridiidae Sundevall, 1833Cobweb And Widow Spiders3SpeciesTaxom


Genera for Berkley (Adams County Colorado)
3 Genera with 4 Species
Agelenopsis Giebel, 1843American grass spiders1SpeciesTaxom
Enoplognatha Pavesi, 17581SpeciesTaxom
Theridion Walckenaer, 1882Tangle-Web Spiders2SpeciesTaxom


Species list for Berkley (Adams County Colorado)
4 Species
Agelenopsis pennsylvanica Carl Ludwig ..., 1843
Enoplognatha ovata (Clerck, 1758)⇒ Enoplognatha latimana Hippa & Oksala, 1982
Theridion differens (James Henry ..., 1882)⇒ Theridion glaucescens Lawrence Becker, 1879
Theridion murarium James Henry ..., 1882

Subnodes of Arachnida with occurrences in Berkley (Adams County Colorado)
SubclassMicrura
Ehrenberg, 1831
2
3
4		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