» Species phyllis (Gray Drake)
Common Names
Pictures of 2 Mayfly Specimens in the Species Siphlonurus phyllis:
Siphlonurus phyllis (Gray Drake) Mayfly Nymph
View 3 PicturesThis specimen was the first record from Montana and the first record from the mountain west except Alberta where it was first described. It was found in temporary ponds.The nymph has double gills on all segments. The abdominal stripe is an important feature for identification Your Thoughts On Siphlonurus phyllis:
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