Fig. 12 in Morphology and taxonomic assessment of eight genetic clades of Mercuria Boeters, 1971 (Caenogastropoda, Hydrobiidae), with the description of five new species

Fig. 12. Protoconch and radula of Mercuria balearica (Paladilhe, 1869). A–C. Venta El Pilar Spring, Málaga, Spain. A. Details of the protoconch. B. Details of the protoconch nucleus. C. Protoconch microsculpture. D–F. Stream at Sant Joan de Carbonell, Minorca. D. Overview of radular teeth rows. E. Rows of lateral and inner marginal radular teeth. F. Detailed view of the outer marginal teeth.