Species list, Checklist of Infraorder Fornicephalae for Cook County (Illinois, USA)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

Taxonomy & Distribution
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INSECTOIDGERENGDARK LIGHT

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Checklist for Infraorder Fornicephalae Raven, 1985
and region Cook County (Illinois, USA)

Class	Arachnida Lamarck, 1801 Arachnids	60 176 255	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	52 166 243	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	27 136 219	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	27 136 219	Families Genera Species	Taxom
Suborder	Mygalomorphae Pocock, 1892 Mygalomorphs, Primitive spiders	1 1 1	Family Genus Species	Taxom
Infraorder	Fornicephalae Raven, 1985	1 1 1	Family Genus Species	Taxom

List of families for Cook County (Illinois)
1 Family width 1 Species

Atypidae Thorell, 1870

Atypical tarantulas

1

Species

Genera for Cook County (Illinois)
1 Genera with 1 Species

Sphodros Walckenaer, 1842

1

Species

Species list for Cook County (Illinois)
1 Species

Sphodros niger Hentz, 1842

Black purse-web spider

Subnodes of Fornicephalae with occurrences in Cook County (Illinois)

Superfamily

Atypoidea
Thorell, 1870

1
1
1

Family
Genus
Species