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Insect Order Ephemeroptera (Mayflies)

Taxonomic Navigation -?-
Kingdom Animalia (Animals)
» Phylum Arthropoda (Arthropods)
» Class Insecta (Insects)
» Order Ephemeroptera (Mayflies)
Family in EphemeropteraNumber of SpecimensNumber of Pictures
AmelitidaeBrown Duns429
BaetidaeBlue-Winged Olives56267
BaetiscidaeArmored Mayflies24127
CaenidaeAngler's Curses925
EphemerellidaeHendricksons, Sulphurs, PMDs, BWOs165764
EphemeridaeHexes and Big Drakes47285
HeptageniidaeMarch Browns, Cahills, Quill Gordons122659
IsonychiidaeSlate Drakes20105
LeptohyphidaeTricos427
LeptophlebiidaeBlack Quills and Blue Quills40210
MetretopodidaePseudo-Gray Drakes1038
Neoephemeridae17
PolymitarcyidaeWhite Flies01
PotamanthidaeGolden Drakes00
SiphlonuridaeGray Drakes841

8 families aren't included.
Common Name
MatchCommon Name
****Mayflies
Fly Imitations by Orvis
Pictures Below

This is page 8 of underwater photos of Ephemeroptera. Visit the main Ephemeroptera page for:

  • The behavior and habitat of Ephemeroptera.
  • Studio pictures of 516 Ephemeroptera specimens.
  • 32 streamside pictures of Ephemeroptera.

67 Underwater Pictures of Mayflies:

Underwater Photo Page:1...5678
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A peculiar mayfly nymph clings to a log.  I'm not sure if it's a Heptageniid clinger or a flat-bodied Ephemerellid crawler, but I don't believe it's a species I've collected yet.
A peculiar mayfly nymph clings to a log. I'm not sure if it's a Heptageniid clinger or a flat-bodied Ephemerellid crawler, but I don't believe it's a species I've collected yet.

In this picture: Insect Order Ephemeroptera (Mayflies).
RegionUpper Midwest
Date TakenMar 19, 2004
Date AddedJan 25, 2006
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RegionUpper Midwest
Date TakenMar 19, 2004
Date AddedJan 25, 2006
(Shown Full Size)
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RegionUpper Midwest
Date TakenMar 20, 2004
Date AddedJan 25, 2006
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Two Ephemerella mayfly nymphs share a piece of wood with two Taeniopterygidae stonefly nymphs.
Two Ephemerella mayfly nymphs share a piece of wood with two Taeniopterygidae stonefly nymphs.

In this picture: Mayfly Genus Ephemerella (Hendricksons, Sulphurs, PMDs) and Stonefly Family Taeniopterygidae (Willowflies).
RegionUpper Midwest
Date TakenMar 24, 2004
Date AddedJan 25, 2006
Underwater Photo Page:1...5678
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