Figure 22 in Extensive diversification of pebblesnails (Lithoglyphidae: Fluminicola) in the upper Sacramento River basin, northwestern USA

Figure 22. Shells, opercula, and radula of Fluminicola potemicus. A, holotype (USNM 1020718). B, USNM 1020719. C–G, USNM 1020719. Scales = 1.0 mm. H, outer side of operculum (USNM 1020719). Scale = 100 µm. I, portion of radular ribbon (USNM 1020719). Scale = 20 µm. J, central radular teeth (USNM 1020719). Scale = 10 µm. K, lateral and inner marginal radular teeth (USNM 1020719). Scale = 10 µm.