Species list, Checklist of Superorder Ephemeropteroidea for Delta 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

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INSECTOIDGERENGDARK LIGHT

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Checklist for Superorder Ephemeropteroidea Rohdendorf, 1968
and region Delta County (Colorado, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	158 718 1038	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	158 718 1038	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	10 23 32	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	3 3 3	Families Genera Species	Taxom

List of families for Delta County (Colorado)
3 Families width 3 Species

Caenidae Newman, 1853	Small square-gill mayflies	1	Species	Taxom
Ephemeridae Leach, 1817	Burrowing mayflies	1	Species	Taxom
Oligoneuriidae Ulmer, 1914	Brushleg Mayflies	1	Species	Taxom

Genera for Delta County (Colorado)
3 Genera with 3 Species

Caenis Stephens, 1861		1	Species	Taxom
Hexagenia Walsh, 1829	Giant Mayflies	1	Species	Taxom
Isonychia Eaton, 1931	Slate Drakes	1	Species	Taxom

Species list for Delta County (Colorado)
3 Species

Caenis (Caenis) amica Hagen, 1861	Heterosporous ferns
Hexagenia (Hexagenia) limbata Serville, 1829	Burrowing mayfly
Isonychia (Isonychia) rufa McDunnough, 1931	Shortstyle draba

Subnodes of Ephemeropteroidea with occurrences in Delta County (Colorado)

Order

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

3
3
3

Families
Genera
Species