Species list, Checklist of Infraclass Palaeoptera (Ancient winged insects) for Thornton (Weld 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 Thornton (Weld County, Colorado, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	47 67 64	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	47 67 64	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	4 5 3	Families Genera Species	Taxom

List of families for Thornton (Weld County)
4 Families width 3 Species

Aeshnidae Rambur, 1842	Darners	1	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	0	Species	Taxom
Coenagrionidae Kirby, 1890	Narrow-winged damselflies	1	Species	Taxom
Libellulidae Rambur, 1842	Chasers	1	Species	Taxom

Genera for Thornton (Weld County)
5 Genera with 3 Species

Aeshna Fabricius, 1758	Aeshna Dragonfly	1	Species	Taxom
Ecdyonurus Eaton, 1868		0	Species	Taxom
Enallagma Charpentier, 1840	American Bluets	1	Species	Taxom
Rhithrogena Eaton, 1881	March Browns	0	Species	Taxom
Sympetrum Newman, 1840	Darter Dragonfly	1	Species	Taxom

Species list for Thornton (Weld County)
3 Species

Aeshna juncea Linnaeus, 1758	Common Aeshna
Enallagma cyathigerum Charpentier, 1840	Common Blue
Sympetrum rubicundulum Say, 1840	Ruby meadowhawk

Subnodes of Palaeoptera with occurrences in Thornton (Weld County)

Superorder	Ephemeropteroidea Rohdendorf, 1968	1 2 0	Family Genera Species	Taxom
Superorder	Odonatoptera Martynov, 1932	3 3 3	Families Genera Species	Taxom

Links, sources and further information

Palaeoptera at itis.gov