Species list, Checklist of Order Ephemeroptera (Mayflies) for Williamsport (Lycoming County, Pennsylvania, 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 Order Ephemeroptera Hyatt & Arms, 1891 (Mayflies)
and region Williamsport (Lycoming County, Pennsylvania, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	25 31 27	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	25 31 27	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	8 9 9	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	4 5 5	Families Genera Species	Taxom
Order	Ephemeroptera Hyatt & Arms, 1891 Mayflies, Mayflies Anglers Curse, Mayflies Greendrakes	4 5 5	Families Genera Species	Taxom

List of families for Williamsport (Lycoming County)
4 Families width 5 Species

Ephemeridae Leach, 1817	Burrowing mayflies	1	Species	Taxom
Ephemerellidae Klapálek, 1909	Blue-Winged Olive Ephemerellidae	0	Species	Taxom
Oligoneuriidae Ulmer, 1914	Brushleg Mayflies	1	Species	Taxom
Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	3	Species	Taxom

Genera for Williamsport (Lycoming County)
5 Genera with 5 Species

Ephemera Linnaeus, 1853	Green Drakes	1	Species	Taxom
Eurylophella Tiensuu, 1935	Chocolate Duns	0	Species	Taxom
Isonychia Eaton, 1853	Slate Drakes	1	Species	Taxom
Maccaffertium Bednarik, 1853		2	Species	Taxom
Stenacron Jensen, 1839	Light Cahills	1	Species	Taxom

Species list for Williamsport (Lycoming County)
5 Species

Ephemera (Ephemera) simulans Walker, 1853	Brown Drake
Isonychia (Isonychia) bicolor Walker, 1853	Leadwinged coachman
Maccaffertium terminatum Walsh, 1862
Maccaffertium vicarium Walker, 1853	American brown
Stenacron interpunctatum Say, 1839	Ginger quill

Subnodes of Ephemeroptera with occurrences in Williamsport (Lycoming County)

Suborder	Furcatergalia Kluge, 1993	2 2 1	Families Genera Species	Taxom
Suborder	Pisciforma McCafferty, 1991	2 3 4	Families Genera Species	Taxom

Ephemeroptera (Hyatt & Arms 1891)

Links, sources and further information

Ephemeroptera at ru.ac.za
Ephemeroptera at artfakta.se
Ephemeroptera at biodiversity.org.au
Ephemeroptera at dyntaxa.se
Ephemeroptera at gbif.org
Ephemeroptera at irmng.org
Ephemeroptera at itis.gov