Mayfly Family Siphlonuridae (Gray Drakes)
Taxonomic Navigation -?-
Kingdom Animalia (Animals)
» Phylum Arthropoda (Arthropods)
» Class Insecta (Insects)
» Order Ephemeroptera (Mayflies)
» Family Siphlonuridae (Gray Drakes)
| Genus in Siphlonuridae | ||
| SiphlonurusGray Drakes | 8 | 40 |
3 genera aren't included.
Common Name
| Match | Common Name |
| Gray Drakes |
8 Mayfly Specimens in the Family Siphlonuridae:
Siphlonurus quebecensis (Gray Drake) Mayfly Nymph
View 9 Pictures
View 9 PicturesRegion: Catskills
Collected May 13, 2007
Added May 18, 2007
Siphlonurus quebecensis (Gray Drake) Mayfly Spinner
View 10 Pictures
View 10 PicturesRegion: Upper Midwest
Collected Jun 2, 2005
Added May 25, 2006
Siphlonurus quebecensis (Gray Drake) Mayfly Spinner
View 4 PicturesThis one had some trouble molting out of the dun stage, but I took pictures anyway.
View 4 PicturesThis one had some trouble molting out of the dun stage, but I took pictures anyway.Region: Upper Midwest
Collected May 18, 2004
Added Jan 25, 2006
3 Underwater Pictures of Siphlonuridae Mayflies:


Several fast-swimming Siphlonurus nymphs blend in very well with the silt in this slow backwater along a trout stream.
In this picture: Mayfly Genus Siphlonurus (Gray Drakes).
In this picture: Mayfly Genus Siphlonurus (Gray Drakes).

