Genus: Free-living; skeleton with or without coat; cuirass made of scales and of the basal part
of the spicules; coat indistinguishable (Illustrated Guide, 1985).
Siliceous scales arranged tangentially and radiating siliceous spines with pointed or
bifurcated ends; (Kudo, 1966).
Species: Body contains zoochlorellae; long & short glassy spicules (How to know the protozoa, 1979). |
50 μm
100 μm
150 μm; x 400
Images of collecting locality:
No.4, Azami-ike (pond), Norikura highland, Azumi, Matsumoto city, Nagano Pref., November 4, 2007 by Y. Tsukii
