Figure 2 in On morphological and ecological evidence of adaptive differentiation among stony cliff littoral Baikal gastropods

Figure 2. Transverse breaking at the last shell whorl of ribbed (A–C) and smooth (D–E) morphotypes. TR1 = maximum rib convexity of a ribbed shell; TR2 = thickness of non-ribbed place of a shell; TS = thickness of a smooth shell. Scale bar: 300 μm.