Species list, Checklist of Superorder Ephemeropteroidea for Beaver County (Utah, 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 Beaver County (Utah, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	176 734 1021	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	176 734 1021	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	11 23 43	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	4 6 4	Families Genera Species	Taxom

List of families for Beaver County (Utah)
4 Families width 4 Species

Baetidae Leach, 1815	Mayflies	2	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	1	Species	Taxom
Siphlonuridae Banks, 1900	Primitive Minnow Mayflies	1	Species	Taxom
Leptohyphidae Landa & Soldán, 1985	Little Stout Crawler Mayflies	0	Species	Taxom

Genera for Beaver County (Utah)
6 Genera with 4 Species

Baetis Leach, 1923		1	Species	Taxom
Callibaetis Eaton, 1862	Speckled Duns	1	Species	Taxom
Epeorus Eaton, 1885		1	Species	Taxom
Heptagenia Walsh, 1863		0	Species	Taxom
Siphlonurus Eaton, 1885		1	Species	Taxom
Tricorythodes Ulmer, 1920		0	Species	Taxom

Species list for Beaver County (Utah)
4 Species

Baetis (Baetis) tricaudatus Dodds, 1923	Light blue dun
Callibaetis ferrugineus Walsh, 1862	Red Speckled Dun
Epeorus longimanus Eaton, 1885
Siphlonurus occidentalis Eaton, 1885

Subnodes of Ephemeropteroidea with occurrences in Beaver County (Utah)

Order

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

4
6
4

Families
Genera
Species