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Checklist for Superfamily Gnaphosoidea Simon, 1893
and region Mercer County (Illinois, USA)


Class
 		Arachnida
Lamarck, 1801
Arachnids		23
65
79		Families
Genera
Species		 
Taxom
 

Subclass
 		Micrura
Ehrenberg, 1831
20
62
75		Families
Genera
Species		 
Taxom
 

Infraclass
 		Megoperculata
Börner, 1902
16
57
69		Families
Genera
Species		 
Taxom
 

Order
 		Araneae
Clerck, 1757
Spider, Spiders, True Spiders		16
57
69		Families
Genera
Species		 
Taxom
 

Suborder
 		Araneomorphae
Smith, 1902
True Spiders		15
56
68		Families
Genera
Species		 
Taxom
 

Infraorder
 		Araneomorphi
Smith, 1902
15
56
68		Families
Genera
Species		 
Taxom
 

Superfamily
 		Gnaphosoidea
Simon, 1893
1
4
4		Family
Genera
Species		 
Taxom
 


List of families for Mercer County (Illinois)
1 Family width 4 Species
Gnaphosidae Pocock, 1898Flat-bellied ground spiders4SpeciesTaxom


Genera for Mercer County (Illinois)
4 Genera with 4 Species
Cesonia Simon, 18471SpeciesTaxom
Drassyllus Chamberlin, 18901SpeciesTaxom
Micaria Westring, 19421SpeciesTaxom
Zelotes Gistel, 19201SpeciesTaxom


Species list for Mercer County (Illinois)
4 Species
Cesonia bilineata Hentz, 1847Stealthy Ground Spider
Drassyllus depressus Emerton, 1890
Micaria gertschi Barrows & Ivie, 1942
Zelotes fratris Chamberlin, 1920

Subnodes of Gnaphosoidea with occurrences in Mercer County (Illinois)
FamilyGnaphosidae
Pocock, 1898
Flat-bellied ground spiders, Ground spiders, Running spiders, Stealthy ground spiders		4
4		Genera
Species
Taxom