There are 1,100 species in North America. All their larvae are plant feeders and very specific to a host plant. Often this will lead to common names being that of the host plant!
Identification of sawflies is quite difficult even though they are common. Typically it’s the antennae and wing vein characteristics that provide the information for an accurate ID to the species level.
Tenthredinidae (Common Sawflies)
Tenthredo lobata – Common Sawfly
