Fig. 10 in Diversity and distribution of intertidal Microporella (Bryozoa: Cheilostomatida) from California

Fig. 10. Microporella umbonata (Hincks, 1883) (NHMO H1940), Palmer's Point, Trinidad, California, USA. A. Group of ovicellate and non-ovicellate zooids, one zooid with avicularium. B. Distal part of autozooid showing umbonate ovicell, small adventitious avicularium, C-shaped ascopore with projecting tongue and denticulate margin, and concave proximal margin of orifice with triangular condyles. Scale bars: A = 500 µm; B = 200 µm.