Species list, Checklist of Superorder Ephemeropteroidea for Calhoun (Richland County, Illinois, 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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Richland County

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INSECTOIDGERENGDARK LIGHT

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Checklist for Superorder Ephemeropteroidea Rohdendorf, 1968
and region Calhoun (Richland County, Illinois, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	48 105 113	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	48 105 113	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	7 10 11	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	4 5 5	Families Genera Species	Taxom

List of families for Calhoun (Richland County Illinois)
4 Families width 5 Species

Potamanthidae Albarda, 1888	Hacklegill mayflies	1	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	1	Species	Taxom
Ephemeridae Leach, 1817	Burrowing mayflies	2	Species	Taxom
Oligoneuriidae Ulmer, 1914	Brushleg Mayflies	1	Species	Taxom

Genera for Calhoun (Richland County Illinois)
5 Genera with 5 Species

Anthopotamus McCafferty a..., 1839		1	Species	Taxom
Heptagenia Walsh, 1863		0	Species	Taxom
Hexagenia Walsh, 1829	Giant Mayflies	2	Species	Taxom
Isonychia Eaton, 1839	Slate Drakes	1	Species	Taxom
Stenacron Jensen, 1839	Light Cahills	1	Species	Taxom

Species list for Calhoun (Richland County Illinois)
5 Species

Anthopotamus verticis Say, 1839
Hexagenia (Hexagenia) bilineata Say, 1824	Emergent Mayfly
Hexagenia (Hexagenia) limbata Serville, 1829	Burrowing mayfly
Isonychia (Isonychia) arida Say, 1839
Stenacron interpunctatum Say, 1839	Ginger quill

Subnodes of Ephemeropteroidea with occurrences in Calhoun (Richland County Illinois)

Order

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

4
5
5

Families
Genera
Species