Map of the north-western Russian Plain and surrounding areas. Numbers indicate collecting localities that are given in Table 1. Records of Bombus jonellus from the Kola Peninsula (Pekkarinen et al. 1981, Söderman and Leinonen 2003) and also records from the early 20th century (Potapov and Kolosova 2016) are not shown on this map

  Part of: Potapov GS, Kolosova YuS (2020) Bombus (Pyrobombus) jonellus (Kirby, 1802) in the north-western Russian Plain: its distribution and ecology. Arctic Environmental Research 20(1): 1-9.