Ceratiumfurca
(Ehrenberg) Claparéde & Lachmann
or Ceratium furcoides (Levander) Langhans 1925 (Popovský & Pfiester 1990; John et al. eds. 2002)
Genus: Body flattened; with one anterior and 1-4 posterior horn-like processes; chloroplasts
yellow, brown, or greenish; numerous species (Kudo, 1960).
Species:
Ceratium sp. (furca (Ehrenberg) ?),
cell body μm long, μm wide,
Japan, 199? by K. Mikami