Fig. 4. Hyattella membrana n in Five new species of genus Hyattella (Dictyoceratida: Spongiidae) from Korea

Fig. 4. Hyattella membrana n. sp. A, external morphology; B, surface close up; C, D, primary fibres near conules; E, F, primary fibres at choanosome; G, thin and thick secondary fibres at the surface; H, regular mesh secondary fibres. Scale bars: A = 1 cm, B = 1 mm, C-H = 100 μm.