Callisto insperatella (Nickerl, 1864)

Material examined. Russia: PK, Gornotaezhnoe, forest around MTS, 43.68N, 132.17E, 224 m alt., Prunus padus, 23.VII.2016, 1 larva, NK590, MK 403725, SO, Yuzhno-Sakhalinsk, BGIS, 47.05N, 142.74E, 57 m alt., P. padus, 12.VII.2017, 1 larva, NK625, MK 403693, deposited in INRA.

Leaf mine. Similar to Callisto sp. but generally with no pronounced folds on the epidermis covering the mine (Ellis 2018).

Trophic specialization. Oligophagous on Rosaceae: Cerasus, Prunus (De Prins & De Prins 2018; Ellis 2018).

Distribution. Russia: RFE—PK, SO (Sakhalin Island) (new record), European part of Russia (Baryshnikova 2008, 2016); Europe (De Prins & De Prins 2018).