Species list, Checklist of Superorder Ephemeropteroidea for Lewis and Clark County (Montana, 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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Lewis and Clark County

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INSECTOIDGERENGDARK LIGHT

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Checklist for Superorder Ephemeropteroidea Rohdendorf, 1968
and region Lewis and Clark County (Montana, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	161 744 1161	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	161 744 1161	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	10 16 29	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	3 3 3	Families Genera Species	Taxom

List of families for Lewis and Clark County
3 Families width 3 Species

Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	2	Species	Taxom
Ephemeridae Leach, 1817	Burrowing mayflies	1	Species	Taxom
Siphlonuridae Banks, 1900	Primitive Minnow Mayflies	0	Species	Taxom

Genera for Lewis and Clark County
3 Genera with 3 Species

Epeorus Eaton, 1885		2	Species	Taxom
Hexagenia Walsh, 1829	Giant Mayflies	1	Species	Taxom
Siphlonurus Eaton, 1868		0	Species	Taxom

Species list for Lewis and Clark County
3 Species

Epeorus grandis McDunnough, 1924
Epeorus longimanus Eaton, 1885
Hexagenia (Hexagenia) limbata Serville, 1829	Burrowing mayfly

Subnodes of Ephemeropteroidea with occurrences in Lewis and Clark County

Order

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

3
3
3

Families
Genera
Species