Checklist for Subfamily Heptageniinae Needham in Needham & Betten, 1901 and region Montana (West USA, USA)
Class | Insecta Linnaeus, 1758 Insects, True insects | 432 3116 6987 | Families Genera Species | Taxom | Subclass | Pterygota Lang, 1888 Winged insects | 431 3113 6984 | Families Genera Species | Taxom | Infraclass | Palaeoptera Crampton, 1915 Ancient winged insects | 22 68 134 | Families Genera Species | Taxom | Superorder | Ephemeropteroidea Rohdendorf, 1968
| 10 30 35 | Families Genera Species | Taxom | Order | Ephemeroptera Hyatt & Arms, 1891 Mayflies, Mayflies Anglers Curse, Mayflies Greendrakes | 10 30 35 | Families Genera Species | Taxom | Suborder | Pisciforma McCafferty, 1991
| 4 17 20 | Families Genera Species | Taxom | Superfamily | Heptagenioidea Needham, 1901
| 2 11 13 | Families Genera Species | Taxom | | Family | Heptageniidae Needham, 1901 Flat-Bodied Up-Wings Heptageniidae, Flat-headed mayflies | 8 10 | Genera Species | Taxom | | Subfamily | Heptageniinae Needham in Needham & Betten, 1901
| 7 9 | Genera Species | Taxom |
Genera for Montana 7 Genera with 9 Species
Species list for Montana 9 Species | Cinygmula mimus Eaton, 1885 | | | Epeorus albertae McDunnough, 1924 | | | Epeorus grandis McDunnough, 1924 | | | Epeorus longimanus Eaton, 1885 | | | Heptagenia (Heptagenia) elegantula Eaton, 1885 | | | Maccaffertium terminatum Walsh, 1862 | | | Macdunnoa nipawinia Lehmkuhl, 1979 | | | Raptoheptagenia cruentata Walsh, 1863 | | | Rhithrogena futilis (McDunnough, 1934) | ⇒ Rhithrogena zhiltzovae Sinitshenkova, 1979 |
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