Species list, Checklist of Infraclass Palaeoptera (Ancient winged insects) for Dayton (Columbia County, Washington, 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 Dayton (Columbia County, Washington, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	51 155 193	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	51 155 193	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	4 6 7	Families Genera Species	Taxom

List of families for Dayton
4 Families width 7 Species

Caenidae Newman, 1853	Small square-gill mayflies	1	Species	Taxom
Gomphidae Rambur, 1842	Club-tailed dragonflies	1	Species	Taxom
Leptophlebiidae Banks, 1900	Leptophlebiids	3	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	2	Species	Taxom

Genera for Dayton
6 Genera with 7 Species

Caenis Stephens, 1907		1	Species	Taxom
Gomphus Leach, 1854	Club-Tailed Dragonflies	1	Species	Taxom
Leptophlebia Westwood, 1933		1	Species	Taxom
Paraleptophlebia Lestage, 1884		2	Species	Taxom
Stenacron Jensen, 1839	Light Cahills	1	Species	Taxom
Stenonema Traver, 1823		1	Species	Taxom

Species list for Dayton
7 Species

Caenis (Caenis) latipennis Banks, 1907	Graywinged sulphur dun
Gomphus (Gomphus) exilis Selys, 1854	Lancet Clubtail
Leptophlebia (Leptophlebia) pacifica McDunnough, 1933
Paraleptophlebia heteronea McDunnough, 1924
Paraleptophlebia memorialis Eaton, 1884
Stenacron interpunctatum Say, 1839	Ginger quill
Stenonema femoratum Say, 1823	Dark Cahill

Subnodes of Palaeoptera with occurrences in Dayton

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

Links, sources and further information

Palaeoptera at itis.gov