Species list, Checklist of Infraclass Palaeoptera (Ancient winged insects) for Gorham (Billings County, North Dakota, 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 Infraclass Palaeoptera Crampton, 1915 (Ancient winged insects)
and region Gorham (Billings County, North Dakota, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	35 62 62	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	35 62 62	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	3 3 2	Families Genera Species	Taxom

List of families for Gorham (Billings County)
3 Families width 2 Species

Baetidae Leach, 1815	Mayflies	1	Species	Taxom
Ephemeridae Leach, 1817	Burrowing mayflies	0	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	1	Species	Taxom

Genera for Gorham (Billings County)
3 Genera with 2 Species

Callibaetis Eaton, 1862	Speckled Duns	1	Species	Taxom
Hexagenia Walsh, 1863	Giant Mayflies	0	Species	Taxom
Stenacron Jensen, 1839	Light Cahills	1	Species	Taxom

Species list for Gorham (Billings County)
2 Species

Callibaetis ferrugineus Walsh, 1862	Red Speckled Dun
Stenacron interpunctatum Say, 1839	Ginger quill

Subnodes of Palaeoptera with occurrences in Gorham (Billings County)

Superorder

Ephemeropteroidea
Rohdendorf, 1968

3
3
2

Families
Genera
Species

Taxom

Links, sources and further information

Palaeoptera at itis.gov