Fig. 2

Photographs of adults of the studied amphipod species: Lake Baikal endemics Eulimnogammarus verrucosus, E. vittatus and E. cyaneus and the Holarctic species Gammarus lacustris
Photographs of adults of the studied amphipod species: Lake Baikal endemics Eulimnogammarus verrucosus, E. vittatus and E. cyaneus and the Holarctic species Gammarus lacustris