Pontania nigrita
Type locality. β Michigan. The holotype is labeled "Ag. Coll. Mich," presumably from East Lansing.
Host plants. β According to Smith and Fritz (1996), the host plants are Salix seri- cea, S. discolor Muhl., and S. eriocephala Michx.
Notes. β This is a valid species of Phyllocolpa and belongs to the leucosticta group. Its larva and biology were described by Dyar (1897b) under the name Pontania pallicornis Norton.
β- Alexey Zinovjev, David Smith: (1999) Types and biological notes of the eastern North American sawflies of Pontania Costa and Phyllocolpa Benson (Hymenoptera: Tenthredinidae) described by Marlatt, Dyar, and RohwerΒ©
Reference: https://www.biodiversitylibrary.org/page/16194684#page/373/mode/1up