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Checklist for Order Araneae Clerck, 1757 (Spider)
and region Jefferson County (Montana, USA)


Class
 		Arachnida
Lamarck, 1801
Arachnids		8
10
11		Families
Genera
Species		 
Taxom
 

Subclass
 		Micrura
Ehrenberg, 1831
6
8
9		Families
Genera
Species		 
Taxom
 

Infraclass
 		Megoperculata
Börner, 1902
5
7
8		Families
Genera
Species		 
Taxom
 

Order
 		Araneae
Clerck, 1757
Spider, Spiders, True Spiders		5
7
8		Families
Genera
Species		 
Taxom
 


List of families for Jefferson County (Montana)
5 Families width 8 Species
Araneidae Simon, 1895Golden orb web spiders2SpeciesTaxom
Gnaphosidae Pocock, 1898Flat-bellied ground spiders3SpeciesTaxom
Corinnidae Karsch, 1880Ant-like Sac Spiders1SpeciesTaxom
Linyphiidae (Blackwall, 1859)Dwarf spiders1SpeciesTaxom
Philodromidae Thorell, 1870False crab spiders1SpeciesTaxom


Genera for Jefferson County (Montana)
7 Genera with 8 Species
Aculepeira Chamberlin &..., 18691SpeciesTaxom
Araneus Clerck, 1859Angulate & roundshouldered orbweavers1SpeciesTaxom
Drassyllus Chamberlin, 19402SpeciesTaxom
Phrurotimpus Chamberlin &..., 19411SpeciesTaxom
Pityohyphantes Simon, 1757Hammock Spiders1SpeciesTaxom
Rhysodromus Schick, 18841SpeciesTaxom
Zelotes Gistel, 19451SpeciesTaxom


Species list for Jefferson County (Montana)
8 Species
Aculepeira carbonaria L. Koch, 1869
Araneus balanus Doleschall, 1859
Drassyllus dromeus Chamberlin, 1922
Drassyllus nannellus Chamberlin &..., 1940
Phrurotimpus certus Willis J. Ge..., 1941
Pityohyphantes phrygianus (Clerck, 1757)⇒ Pityohyphantes costatus Nicholas Mar..., 1850
Rhysodromus alascensis Keyserling, 1884
Zelotes hentzi Barrows, 1945

Subnodes of Araneae with occurrences in Jefferson County (Montana)
SuborderAraneomorphae
Smith, 1902
True Spiders		5
7
8		Families
Genera
Species
Taxom



Araneae (Clerck 1757)
Araneae (Clerck 1757)


Links, sources and further information
Araneae at artfakta.se
Araneae at biodiversity.org.au
Araneae at dyntaxa.se
Araneae at gbif.org
Araneae at irmng.org
Araneae at itis.gov
Araneae at marinespecies.org