Figure 1 in Arctic species of the cheilostome bryozoan Microporella, with a redescription of the type species

Figure 1. Microporella ciliata (Pallas, 1766), Bay of Naples, bleached. (A) Group of zooids, some ovicellate; (B) autozooid and avicularium; (C) ovicellate autozooid; (D) colony margin showing pore chamber windows; (E) ancestrula and early zooids; (F) ancestrula with closure plate; (G) tilted orifice with one oral spine base, condyles and small hinge teeth; (H) avicularium; (I) ascopore. (A, B, C, E, G, H, I), neotype, NHM 2008.02.06.1; (D, F), NHM 2008.02.06.3. Scale bars: 200 mm (A); 30 mm (B); 100 mm (C, D, E, F); 20 mm (G, H); 10 mm (I).