Figure 6 in Spatial distribution of the epigeic species of earthworms Dendrobaena octaedra and D. attemsi (Oligochaeta: Lumbricidae) in the forest belt of the northwestern Caucasus

Figure 6. Real and potential distributions of D. octaedra and D. attemsi in northwestern Caucasus. Note: The left column shows the maps of the location points (Locations) of the model species in the current forest borders (Forest), on the right, the potential area of the model species and the contour isolines. The level of probability of finding a species at a specific point is indicated by the gradation of the colors and shades.