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''Neoephemera'' is a genus of large squaregill mayflies in the family
Neoephemeridae Neoephemeridae is a family of large squaregill mayflies in the order Ephemeroptera. There are at least four genera and about 17 described species in Neoephemeridae. Genera These four genera belong to the family Neoephemeridae: * '' Leucorhoenan ...
first described by McDunnough (1925). and containing approximately six described species in ''Neoephemera''.


Species

These six species belong to the genus ''Neoephemera'': * '' Neoephemera bicolor'' * '' Neoephemera compressa'' * '' Neoephemera maxima'' * '' Neoephemera projecta'' * '' Neoephemera purpurea'' * '' Neoephemera youngi'' An extinct species, '' Neoephemera antiqua'', has also been assigned to the genus. The species is known only from the
type locality Type locality may refer to: * Type locality (biology) * Type locality (geology) See also * Local (disambiguation) * Locality (disambiguation) {{disambiguation ...
in the
Ypresian In the geologic timescale the Ypresian is the oldest age or lowest stratigraphic stage of the Eocene. It spans the time between , is preceded by the Thanetian Age (part of the Paleocene) and is followed by the Eocene Lutetian Age. The Ypresian i ...
Klondike Mountain Formation The Klondike Mountain Formation is an Early Eocene (Ypresian) geological formation located in the northeast central area of Washington state. The formation, named for the type location designated in 1962, Klondike Mountain north of Republic, Wash ...
of northeast Central
Washington state Washington (), officially the State of Washington, is a state in the Pacific Northwest region of the Western United States. Named for George Washington—the first U.S. president—the state was formed from the western part of the Washingto ...
.


References


Further reading

* * * * * * Mayflies Mayfly genera {{mayfly-stub