Species list, Checklist of Superfamily Heptagenioidea for Green River Formation (West USA, USA)

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Checklist for Superfamily Heptagenioidea Needham, 1901
and region Green River Formation (West USA, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	202 626 870	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	202 626 870	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	22 42 57	Families Genera Species	Taxom
Superorder	Ephemeropteroidea Rohdendorf, 1968	10 15 13	Families Genera Species	Taxom
Order	Ephemeroptera Hyatt & Arms, 1891 Mayflies, Mayflies Anglers Curse, Mayflies Greendrakes	10 15 13	Families Genera Species	Taxom
Suborder	Pisciforma McCafferty, 1991	4 9 8	Families Genera Species	Taxom
Superfamily	Heptagenioidea Needham, 1901	2 4 4	Families Genera Species	Taxom

List of families for Green River Formation
2 Families width 4 Species

Heptageniidae Needham, 1901	Flat-Bodied Up-Wings Heptageniidae	3	Species	Taxom
Oligoneuriidae Ulmer, 1914	Brushleg Mayflies	1	Species	Taxom

Genera for Green River Formation
4 Genera with 4 Species

Species list for Green River Formation
4 Species

Heptagenia (Heptagenia) elegantula Eaton, 1885
Lachlania saskatchewanensis Ide, 1941	Ramshaw Meadows abronia
Maccaffertium exiguum Traver, 1933
Stenacron interpunctatum Say, 1839	Ginger quill

Subnodes of Heptagenioidea with occurrences in Green River Formation

Family	Heptageniidae Needham, 1901 Flat-Bodied Up-Wings Heptageniidae, Flat-headed mayflies, Flatheaded Mayflies, Stream mayflies, stream mayfly	3 3	Genera Species	Taxom
Family	Oligoneuriidae ♰ Ulmer, 1914 Brushleg Mayflies, Bush legged mayflies	1 1	Genus Species	Taxom

Links, sources and further information

Heptagenioidea at itis.gov