FIGURE 22 in Revision of the genera Pareuthria Strebel, 1905, Glypteuthria Strebel, 1905 and Meteuthria Thiele, 1912 (Gastropoda: Buccinulidae) with the description of three new genera and two new species from Southwestern Atlantic waters

FIGURE 22. Argeneuthria euthrioides (Melvill & Standen, 1898). A–C. three views of the radula, scale bars: A = 20 µm, B = 10 µm; C = 50 µm. D. external and internal view of the operculum, scale bar = 500 µm. E. critical point dry of the penis, scale bar = 200 µm.