Species list, Checklist of Infraorder Eleutherengona 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 Eleutherengona Oudemans, 1909
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	Acari Nitzsch, 1818 Mites and Ticks	25 30 24	Families Genera Species	Taxom
Superorder	Acariformes Zakhvatkin, 1952 Dust mites, Mites	14 16 9	Families Genera Species	Taxom
Order	Trombidiformes Reuter, 1909 Mites, Trombidiform mites	9 10 5	Families Genera Species	Taxom
Suborder	Prostigmata Kramer, 1877 True mites	9 10 5	Families Genera Species	Taxom
Infraorder	Eleutherengona Oudemans, 1909	4 4 3	Families Genera Species	Taxom

List of families for Cook County (Illinois)
4 Families width 3 Species

Tetranychidae (Donnadieu, 1875)	Spider mites	1	Species	Taxom
Podapolipidae Husband, 1990		1	Species	Taxom
Pygmephoridae Krczal, 1964		0	Species	Taxom
Tarsonemidae Kramer, 1877	Tarsonemid mites	1	Species	Taxom

Genera for Cook County (Illinois)
4 Genera with 3 Species

Bryobia Koch, 1835	1	Species	Taxom
Eutarsopolipus Berlese, 1968	1	Species	Taxom
Pygmephorus Kramer, 1877	0	Species	Taxom
Tarsonemus Canestrini &..., 1921	1	Species	Taxom

Species list for Cook County (Illinois)
3 Species

Bryobia (Bryobia) praetiosa (C. L. Koch, 1835)	⇒ Bryobia macrotibialis Mathys, 1962
Eutarsopolipus myzus Regenfuss, 1968
Tarsonemus (Tarsonemus) apis Rennie, 1921

Links, sources and further information

Eleutherengona at itis.gov