Species list, Checklist of Superorder Ephemeropteroidea for Polk County (Texas, 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 Superorder Ephemeropteroidea Rohdendorf, 1968
and region Polk County (Texas, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	175 589 720	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	174 588 719	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	9 26 46	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	2 2 1	Families Genera Species	Taxom

List of families for Polk County (Texas)
2 Families width 1 Species

Ephemeridae Leach, 1817	Burrowing mayflies	1	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	0	Species	Taxom

Genera for Polk County (Texas)
2 Genera with 1 Species

Hexagenia Walsh, 1824	Giant Mayflies	1	Species	Taxom
Stenonema Traver, 1933		0	Species	Taxom

Species list for Polk County (Texas)
1 Species

Hexagenia (Hexagenia) bilineata Say, 1824

Emergent Mayfly

Subnodes of Ephemeropteroidea with occurrences in Polk County (Texas)

Order

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

2
2
1

Families
Genera
Species