FIGURE 3 in Taxonomy and diversity of coelobite bryozoans from drift coral cobbles on Co To Island, northern Vietnam

FIGURE 3. Dibunostoma reversum (Harmer, 1926). A. Colony, showing autozooids, kenozooids (arrowhead), and autozooid (arrow) with orificial closure plate giving rise to overgrowth layer, VNMN-0213. B. Autozooids, showing shape of orifice, VNMN-0213. C. Overgrowth layer arising from autozooid with orificial closure plate, VNMN-0213. D. Interzooidal avicularium, one of two daughter zooids at column branch point, VNMN-0273. E. Autozooids, with one vicarious avicularium, VNMN- 0274. F. Kenozooids at colony margin, VNMN-0275. Scale bars: A, 1 mm; B, C, 500 µm; D, 200 µm; E, F, 250 µm.