FIGURE 43. Rallocytus ridiculus n. gen., n in Bryozoa (Cyclostomata and Ctenostomata) from polymetallic nodules in the Russian exploration area, Clarion - Clipperton Fracture Zone, eastern Pacific Ocean-taxon novelty and implications of mining

FIGURE 43. Rallocytus ridiculus n. gen., n. sp. Paratype 1, ZIRAS 2/50724. A–D, apical and oblique views of fertile colony with two dimorphic zooids (arrowed), one with its aperture facing frontalwards, the other peristome turned slightly toward calyx center; E, F, peristomes, including a smaller frontally facing dimorphic one; G, two autozooidal peristomes with incurved dimorphic peristome between; H, base of column; I, skeletal microstructure; J, K, showing dimorphic and autozooidal apertures, respectively. Scale bars: A–C, 250 µm; D–H, 100 µm; J, K, 50 µm; I, 25 µm.