» Genus Drunella (Blue-Winged Olives)
1 species (Drunella allegheniensis)
isn't included.
Common Name
This is page 4 of specimens of Drunella. Visit the main Drunella page for:
- The behavior and habitat of Drunella.
Pictures of 51 Mayfly Specimens in the Genus Drunella:
Drunella flavilinea (Flav) Mayfly Nymph
View 6 PicturesAlthough the identification is not certain because the nymph is not yet mature, the configuration of tubercles (
A few (not all) of the abdominal tubercles on this
Ephemerella needhami nymph are circled. They are especially large in this species.
Tubercle: Various peculiar little bumps or projections on an insect. Their character is important for the identification of many kinds of insects, such as the nymphs of Ephemerellidae mayflies.) on this one--particularly the forefemora--seems to best match Drunella flavilinea.