Figure 8 from: Potapov GS, Kondakov AV, Filippov BYu, Gofarov MYu, Kolosova YS, Spitsyn VM, Tomilova AA, Zubrii NA, Bolotov IN (2019) Pollinators on the polar edge of the Ecumene: taxonomy, phylogeography, and ecology of bumble bees from Novaya Zemlya. ZooKeys 866: 85-115. https://doi.org/10.3897/zookeys.866.35084

Figure 8 - Phenology of bumble bees from Novaya Zemlya by ten-day periods (summary data from the historical and recent samples). (A) Bombus glacialis (N = 92 specimens). (B) B. pyrrhopygus (N = 23 specimens). (C) B. hyperboreus (N = 15 specimens).