Species list, Checklist of Infraclass Palaeoptera (Ancient winged insects) for Sheridan (Arapahoe County, Colorado, 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 Infraclass Palaeoptera Crampton, 1915 (Ancient winged insects)
and region Sheridan (Arapahoe County, Colorado, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	36 87 117	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	36 87 117	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	5 7 7	Families Genera Species	Taxom

List of families for Sheridan (Arapahoe County)
5 Families width 7 Species

Aeshnidae Rambur, 1842	Darners	1	Species	Taxom
Ephemerellidae Klapálek, 1909	Blue-Winged Olive Ephemerellidae	1	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	0	Species	Taxom
Lestidae Calvert, 1901	Spread-winged damselflies	1	Species	Taxom
Libellulidae Rambur, 1842	Chasers	4	Species	Taxom

Genera for Sheridan (Arapahoe County)
7 Genera with 7 Species

Aeshna Fabricius, 1908	Aeshna Dragonfly	1	Species	Taxom
Ephemerella Walsh, 1862	And Pale Duns	1	Species	Taxom
Heptagenia Walsh, 1863		0	Species	Taxom
Lestes Leach, 1861	Emerald Damselflies	1	Species	Taxom
Leucorrhinia Brittinger, 1861	Whitefaces	1	Species	Taxom
Libellula Linnaeus, 1861	Chaser Or Darter Dragonfly	1	Species	Taxom
Sympetrum Newman, 1874	Darter Dragonfly	2	Species	Taxom

Species list for Sheridan (Arapahoe County)
7 Species

Aeshna umbrosa Walker, 1908	Shadow darner
Ephemerella (Ephemerella) excrucians Walsh, 1862	Bluewinged olive dun
Lestes unguiculatus Hagen, 1861	Lyre-tipped Spreadwing
Leucorrhinia intacta Hagen, 1861	Dot-tailed Whiteface
Libellula forensis Hagen, 1861	Eight-spotted Skimmer
Sympetrum obtrusum Hagen, 1861	White-faced meadowhawk
Sympetrum pallipes Hagen, 1874	Striped meadowhawk

Subnodes of Palaeoptera with occurrences in Sheridan (Arapahoe County)

Superorder	Ephemeropteroidea Rohdendorf, 1968	2 2 1	Families Genera Species	Taxom
Superorder	Odonatoptera Martynov, 1932	3 5 6	Families Genera Species	Taxom

Links, sources and further information

Palaeoptera at itis.gov