Sauterina hofmanniella Wikipedia
Sauterina hofmanniella is a moth of the Gracillariidae family. It is found from Scandinavia to the Pyrenees, Sardinia, Italy and Romania and from France to central Russia.
The larvae feed on Lathyrus niger. They mine the leaves of their host plant. The mine consists of a strongly contracted lower-surface tentiform mine. The lower epidermis is often torn. Pupation takes place on the outside of the mine.