Species list, Checklist of Suborder Pisciforma for Arlington (Snohomish County, Washington, USA)

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Checklist for Suborder Pisciforma McCafferty, 1991
and region Arlington (Snohomish County, Washington, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	99 215 240	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	99 215 240	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	7 21 31	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	2 2 1	Families Genera Species	Taxom
Order	Ephemeroptera Hyatt & Arms, 1891 Mayflies, Mayflies Anglers Curse, Mayflies Greendrakes	2 2 1	Families Genera Species	Taxom
Suborder	Pisciforma McCafferty, 1991	2 2 1	Families Genera Species	Taxom

List of families for Arlington (Snohomish County)
2 Families width 1 Species

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

Genera for Arlington (Snohomish County)
2 Genera with 1 Species

Callibaetis Eaton, 1881	Speckled Duns	0	Species	Taxom
Heptagenia Walsh, 1885		1	Species	Taxom

Species list for Arlington (Snohomish County)
1 Species

Subnodes of Pisciforma with occurrences in Arlington (Snohomish County)

Superfamily	Heptagenioidea Needham, 1901	1 1 1	Family Genus Species	Taxom
Superfamily	Siphlonuroidea Ulmer, 1920	1 1 0	Family Genus Species	Taxom

Links, sources and further information

Pisciforma at itis.gov