Early Black Stoneflies
This common name refers to only one genus.
Stonefly Genus Taeniopteryx
These are often called Early Black Stoneflies.
Several species of early black stoneflies may be important, but Taeniopteryx nivalis is the most common.
Taeniopteryx nivalis (Early Black Stonefly) Stonefly Nymph
View 2 PicturesI found this nymph wriggling in the surface film during a hatch of related Strophopteryx adults. This nymph died in transport so it's not alive in the photos, but it's pretty close to its live colors.
View 2 PicturesI found this nymph wriggling in the surface film during a hatch of related Strophopteryx adults. This nymph died in transport so it's not alive in the photos, but it's pretty close to its live colors.Region: Upper Midwest
Collected Mar 18, 2004
Added Jan 25, 2006
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