Genus: Free-living; skeleton with or without coat; spicules included in a coat more or less visible;
radial siliceous spicules; ordered spicules (Illustrated Guide, 1985).
Mucilaginous envelope with spindle-shaped or discoidal spicules which extend normally
outwards along pseudopodia (Kudo, 1966).
Species: |
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
