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Mayfly Family Heptageniidae (March Browns, Cahills, Quill Gordons)

Taxonomic Navigation -?-
» Family Heptageniidae (March Browns, Cahills, Quill Gordons)
Genus in HeptageniidaeNumber of SpecimensNumber of Pictures
CinygmaWestern Light Cahills00
CinygmulaDark Red Quills00
EcdyonurusWestern Ginger Quills00
EpeorusLittle Maryatts09
Heptagenia00
Ironodes00
Leucrocuta00
MaccaffertiumMarch Browns and Cahills01
Nixe00
Rhithrogena00
StenacronLight Cahills00
Stenonema00

4 genera aren't included.
Common Name
MatchCommon Name
****March Browns, Cahills, Quill Gordons


Pictures Below ↓

This is page 16 of specimens of Heptageniidae. Visit the main Heptageniidae page for:

  • The behavior and habitat of Heptageniidae.
  • 11 underwater pictures of Heptageniidae.

Pictures of 215 Mayfly Specimens in the Family Heptageniidae:

Specimen Page:1...151617...23
Male Epeorus (Little Maryatts) Mayfly DunMale Epeorus (Little Maryatts) Mayfly Dun View 7 PicturesThis Epeorus dun managed to emerge successfully even though it had apparently long several legs at some point and only partially grown them back.
Collected May 15, 2007 from the West Branch of the Delaware River in New York
Added to Troutnut.com by Troutnut on May 18, 2007
Female Maccaffertium (March Browns and Cahills) Mayfly DunFemale Maccaffertium (March Browns and Cahills) Mayfly Dun View 9 Pictures
Collected September 5, 2006 from the Neversink River in New York
Added to Troutnut.com by Troutnut on October 3, 2006
Epeorus longimanus (Slate Brown Dun) Mayfly NymphEpeorus longimanus (Slate Brown Dun) Mayfly Nymph View 9 Pictures
Collected July 4, 2020 from Mystery Creek #249 in Washington
Added to Troutnut.com by Troutnut on July 12, 2020
Male Epeorus (Little Maryatts) Mayfly DunMale Epeorus (Little Maryatts) Mayfly Dun View 6 Pictures
Collected May 28, 2007 from Mystery Creek #42 in Pennsylvania
Added to Troutnut.com by Troutnut on June 4, 2007
Female Cinygmula (Dark Red Quills) Mayfly SpinnerFemale Cinygmula (Dark Red Quills) Mayfly Spinner View 7 PicturesThis female was collected from the same spinner cloud as this male.
Collected August 17, 2018 from Rock Creek in Montana
Added to Troutnut.com by Troutnut on June 13, 2019
Male Leucrocuta hebe (Little Yellow Quill) Mayfly SpinnerMale Leucrocuta hebe (Little Yellow Quill) Mayfly Spinner View 5 Pictures
Collected July 2, 2005 from the Teal River in Wisconsin
Added to Troutnut.com by Troutnut on April 22, 2006
Male Cinygmula (Dark Red Quills) Mayfly SpinnerMale Cinygmula (Dark Red Quills) Mayfly Spinner View 7 PicturesThis male was collected from the same cloud of spinners as this female and is probably the same species. I'm tentatively calling them both Cinygmula for now, but I'm really not sure about that ID yet.
Collected August 17, 2018 from Rock Creek in Montana
Added to Troutnut.com by Troutnut on June 13, 2019
Male Maccaffertium vicarium (March Brown) Mayfly DunMale Maccaffertium vicarium (March Brown) Mayfly Dun View 4 PicturesThis is the only Heptageniid mayfly I saw hatch on May 24, 2004, and luckily it floated right by me.

Edit: Gonzo confirmed most likely vicarium 06.21.12
Collected May 24, 2004 from the Namekagon River in Wisconsin
Added to Troutnut.com by Troutnut on January 25, 2006
Female Cinygmula ramaleyi (Small Western Gordon Quill) Mayfly DunFemale Cinygmula ramaleyi (Small Western Gordon Quill) Mayfly Dun View 7 Pictures
Collected August 3, 2020 from Star Hope Creek in Idaho
Added to Troutnut.com by Troutnut on August 19, 2020
Rhithrogena impersonata (Dark Red Quill) Mayfly NymphRhithrogena impersonata (Dark Red Quill) Mayfly Nymph View 5 Pictures
Collected June 5, 2005 from the Long Lake Branch of the White River in Wisconsin
Added to Troutnut.com by Troutnut on May 25, 2006
Specimen Page:1...151617...23
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