FIGURE 16. Rhynchozoon setiavicularium n in Taxonomy and diversity of coelobite bryozoans from drift coral cobbles on Co To Island, northern Vietnam

FIGURE 16. Rhynchozoon setiavicularium n. sp., holotype, VNMN-0263. A. Young autozooids at colony margin. B. Older portion of colony, showing suboral avicularia with slight uncinus (arrowhead), and frontal avicularia with narrow rostrum and simple crossbar (arrow). C. Orifice. D. Immersed ooecia, with wide labellum (arrowhead) and flat, vertical exposed endooecial panel in peristome. E. Autozooids in frontodistal view, showing right-angled suboral avicularian mandibular rostra. F. Colony surface, showing decurved frontal avicularia and scattered nodules. Scale bars: A, 500 µm; B, F, 250 µm; C, 100 µm; D, E, 150 µm.