Species list, Checklist of Subclass Micrura for Middlesex (Butler County, Pennsylvania, 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

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INSECTOIDGERENGDARK LIGHT

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Checklist for Subclass Micrura Ehrenberg, 1831
and region Middlesex (Butler County, Pennsylvania, USA)

Class	Arachnida Lamarck, 1801 Arachnids	4 5 5	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	2 3 3	Families Genera Species	Taxom

List of families for Middlesex (Butler County Pennsylvania)
2 Families width 3 Species

Amblyommidae Banks, 1907		1	Species	Taxom
Tetragnathidae Menge, 1866	Elongated Orb Weavers	2	Species	Taxom

Genera for Middlesex (Butler County Pennsylvania)
3 Genera with 3 Species

Dermacentor Koch, 1821	Dog Ticks	1	Species	Taxom
Glenognatha Simon, 1894		1	Species	Taxom
Tetragnatha Latreille, 1842	Four-jawed spider	1	Species	Taxom

Species list for Middlesex (Butler County Pennsylvania)
3 Species

Dermacentor variabilis Say, 1821	American dog tick
Glenognatha foxi McCook, 1894	Longjawed orb weavers
Tetragnatha viridis Walckenaer, 1842	Green Long-Jawed Spider

Subnodes of Micrura with occurrences in Middlesex (Butler County Pennsylvania)

Infraclass	Acari Nitzsch, 1818 Mites and Ticks	1 1 1	Family Genus Species	Taxom
Infraclass	Megoperculata Börner, 1902	1 2 2	Family Genera Species	Taxom