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Mayfly Genus Caudatella

Pictures Below
This Western genus is unimportant, but Caudatella heterocaudata and Caudatella hystrix are said to sometimes produce fishable hatches.

Pictures of 4 Mayfly Specimens in the Genus Caudatella:

Specimen Page:12
Caudatella hystrix Mayfly NymphCaudatella hystrix  Mayfly Nymph View 2 PicturesThis is a widely distributed species in western Montana but never abundant. Note the length of the middle tail, a key to the identification of this genus.
Collected July 5, 2007 from Many streams in Montana
Added to Troutnut.com by Bnewell on June 26, 2011
Male Caudatella hystrix Mayfly SpinnerMale Caudatella hystrix  Mayfly Spinner View 2 Pictures
Collected July 3, 2005 from Revais Creek in Montana
Added to Troutnut.com by Bnewell on June 27, 2011
Female Caudatella edmundsi Mayfly DunFemale Caudatella edmundsi  Mayfly Dun View 2 Pictures
Collected June 24, 2005 from the Vermillion River in Montana
Added to Troutnut.com by Bnewell on June 27, 2011
Specimen Page:12

Recent Discussions of Caudatella

species taxonomy 3 Replies »
Posted by Konchu on Oct 29, 2010
Last reply on Oct 30, 2010 by Taxon
The paper is in press now, so I can share an updated taxonomic synopsis of the "unimportant" genus Caudatella. Have fun.


Caudatella edmundsi (Allen, 1959)

Caudatella columbiella (McDunnough, 1935), comb. n.
= Ephemerella californica Allen and Edmunds, 1961, stat. n., syn. n.

Caudatella heterocaudata (McDunnough, 1929)
= Ephemerella circia Allen and Edmunds, 1961, stat. n., syn. n.

Caudatella hystrix (Traver, 1934)
= Ephemerella spinosa Mayo, 1952
= Ephemerella cascadia Allen and Edmunds, 1961

Caudatella jacobi (McDunnough, 1939)
= Ephemerella orestes Allen and Edmunds, 1961
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