FIGURE 7 in Revealing the stygobiont and crenobiont Mollusca biodiversity hotspot in the Caucasus: Part III. Revision of stygobiont microsnails (Mollusca: Gastropoda: Hydrobiidae) from the Russian part of Western Transcaucasia, with the description of new taxa

FIGURE 7. Schapsugia kudepsta sp. nov. (A–I) and Schapsugia occultata sp. nov. (J–R). A, J—shell, holotype; B, C, K, L—shell; D, M—protoconch, lateral view; E, N, O—protoconch surface sculpture; F—radula; G, P—penis structure; H, I, Q, R—protoconch, apical view. White arrow points to the fin-like edging of the penis. Scale bars: A–C, J–L—500 μm; G, P—250 μm; D, H, I, M, Q, R—100 μm; E, N, O—20 μm; F—10 μm.