Species list, Checklist of Superorder Ephemeropteroidea for Washington County (Nebraska, 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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Washington County

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INSECTOIDGERENGDARK LIGHT

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Checklist for Superorder Ephemeropteroidea Rohdendorf, 1968
and region Washington County (Nebraska, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	121 325 401	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	121 325 401	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	13 25 45	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	5 6 4	Families Genera Species	Taxom

List of families for Washington County (Nebraska)
5 Families width 4 Species

Baetidae (Leach, 1815)	Mayflies	1	Species	Taxom
Caenidae Newman, 1853	Small square-gill mayflies	1	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	1	Species	Taxom
Ephemeridae Leach, 1817	Burrowing mayflies	1	Species	Taxom
Leptohyphidae Landa & Soldán, 1985	Little Stout Crawler Mayflies	0	Species	Taxom

Genera for Washington County (Nebraska)
6 Genera with 4 Species

Callibaetis Eaton, 1881	Speckled Duns	0	Species	Taxom
Cercobrachys Soldán, 2008		1	Species	Taxom
Heptagenia Walsh, 1885		1	Species	Taxom
Hexagenia Walsh, 1829	Giant Mayflies	1	Species	Taxom
Labiobaetis Novikova & K..., 1923		1	Species	Taxom
Tricorythodes Ulmer, 1920		0	Species	Taxom

Species list for Washington County (Nebraska)
4 Species

Cercobrachys fox Sun & McCaff..., 2008
Heptagenia (Heptagenia) elegantula Eaton, 1885
Hexagenia (Hexagenia) limbata Serville, 1829	Burrowing mayfly
Labiobaetis dardanus (McDunnough, 1923)	⇒ Pseudocloeon dardanum McDunnough, 1923

Subnodes of Ephemeropteroidea with occurrences in Washington County (Nebraska)

Order

Ephemeroptera
Hyatt & Arms, 1891
Mayflies, Mayflies Anglers Curse, Mayflies Greendrakes, Mayflies Olives Etc, mayfly, Shadflies

5
6
4

Families
Genera
Species