FIGURE 7. Turneroconcha magnifica n in A new genus Turneroconcha (Bivalvia: Vesicomyidae: Pliocardiinae) for the giant hydrothermal vent clam 'Calyptogena' magnifica

FIGURE 7. Turneroconcha magnifica n. comb. (Boss & Turner, 1980), scanning electron micrographs of anatomical details, RV Western Flyer, dive D754, L=36 mm (IORAS, BIV00036-2) (A–G, I). A, mantle margin anteriorly. B, mantle margin midventrally. C, ciliated surface of mantle thickening. D, pallial longitudinal muscle. E, F, inner mantle folds 2 and 3. G, ciliary tufts of tentacles of inner fold 3. I, Cross view of mantle wall. RV Western Flyer, dive D752, L=104 mm. H, content of stomach. c, ciliated epithelium; gt, glandular tissue; hc, haemocoel; imf1, inner mantle fold 1; imf2, inner mantle fold 2; imf3, inner mantle fold 3; lm, pallial longitudinal muscle; omf, outer mantle fold; p, pits with ciliary tufts; per, periostracum; timf3, tentacles of inner mantle fold 3. Scale bars: A, B, E, 200 µm; C, D, F, 100 µm; G, 5 µm; H, 20 µm; I, 10 µm.