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Mayfly
Genus
Siphlonurus
(
Gray Drakes
)
Mayflies
Caddisflies
Stoneflies
Taxonomic Navigation
-?-
Kingdom
Animalia (Animals)
» Phylum
Arthropoda (Arthropods)
» Class
Insecta (Insects)
» Order
Ephemeroptera (Mayflies)
» Family
Siphlonuridae (Gray Drakes)
» Genus
Siphlonurus
(Gray Drakes)
Species in
Siphlonurus
Siphlonurus alternatus
Gray Drake
0
0
Siphlonurus autumnalis
Gray Drake
0
0
Siphlonurus columbianus
Gray Drake
0
0
Siphlonurus occidentalis
Gray Drake
0
0
Siphlonurus phyllis
Gray Drake
0
0
Siphlonurus quebecensis
Gray Drake
0
0
Siphlonurus rapidus
Gray Drake
0
0
Siphlonurus spectabilis
Gray Drake
0
0
12 species
(
Siphlonurus barbaroides
,
Siphlonurus barbarus
,
Siphlonurus decorus
,
Siphlonurus demaryi
,
Siphlonurus luridipennis
,
Siphlonurus marginatus
,
Siphlonurus marshalli
,
Siphlonurus minnoi
,
Siphlonurus mirus
,
Siphlonurus noveboracana
,
Siphlonurus securifer
,
Siphlonurus typicus
)
aren't included.
Common Names
Match
Common Name
Gray Drakes
Black Drakes
Pictures Below
↓
This is page 3 of specimens of
Siphlonurus
. Visit the
main
Siphlonurus
page
for:
The behavior and habitat of
Siphlonurus
.
3 underwater pictures of
Siphlonurus
.
Pictures of 22 Mayfly Specimens in the Genus
Siphlonurus
:
Specimen Page:
1
2
3
Female
Siphlonurus autumnalis
(Gray Drake) Mayfly Spinner
View 1 Pictures
Collected
November 30, 2006
from
Crazy Beaver Spring
in
Montana
Added to Troutnut.com by
Bnewell
on June 28, 2011
Male
Siphlonurus occidentalis
(Gray Drake) Mayfly Spinner
View 6 Pictures
Collected
July 31, 2020
from the
Henry's Fork of the Snake River
in
Idaho
Added to Troutnut.com by
Troutnut
on August 17, 2020
Female
Siphlonurus quebecensis
(Gray Drake) Mayfly Spinner
View 4 Pictures
This one had some trouble molting out of the dun stage, but I took pictures anyway.
Collected
May 18, 2004
from
unknown
in
Wisconsin
Added to Troutnut.com by
Troutnut
on January 25, 2006
Female
Siphlonurus occidentalis
(Gray Drake) Mayfly Spinner
View 9 Pictures
Collected
July 31, 2020
from the
Henry's Fork of the Snake River
in
Idaho
Added to Troutnut.com by
Troutnut
on August 16, 2020
Female
Siphlonurus occidentalis
(Gray Drake) Mayfly Spinner
View 5 Pictures
This specimen was identified by association with
this male
.
Collected
July 31, 2020
from the
Henry's Fork of the Snake River
in
Idaho
Added to Troutnut.com by
Troutnut
on August 16, 2020
Siphlonurus quebecensis
(Gray Drake) Mayfly Nymph
View 3 Pictures
Collected
May 18, 2004
from
unknown
in
Wisconsin
Added to Troutnut.com by
Troutnut
on January 25, 2006
Siphlonurus quebecensis
(Gray Drake) Mayfly Nymph
View 2 Pictures
Collected
June 1, 2005
from the
Bois Brule River
in
Wisconsin
Added to Troutnut.com by
Troutnut
on May 24, 2006
Male
Siphlonurus occidentalis
(Gray Drake) Mayfly Spinner
View 6 Pictures
This specimen was easy to key to species using the old keys in < id="115" />, and was the basis for IDs of several other
Siphlonurus
specimens of the same species collected on the same day.
Collected
July 31, 2020
from the
Henry's Fork of the Snake River
in
Idaho
Added to Troutnut.com by
Troutnut
on August 16, 2020
Female
Siphlonurus occidentalis
(Gray Drake) Mayfly Dun
View 6 Pictures
I caught this specimen two days' walk from my macro lenses, but I don't think I have a dun of this species yet, so I took the best photos I could with my iPhone.
Collected
August 30, 2020
from
Island Lake
in
Wyoming
Added to Troutnut.com by
Troutnut
on September 18, 2020
Specimen Page:
1
2
3
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