Genus: Body elongated; with silicious scales and often spines; two chloroplasts rod-shaped
(Kudo, 1966).
Species:
Mallomonas papillosa (or M. heimii or M. pediculus ?),
cell body 18 μm long, 14 μm wide,
x 640, drainage ditch near railway, Okubo-cho, Tomita, Ashikaga city, Tochigi Pref., Japan, October 2003 by Y. Tsukii
31 μm
63 μm
94 μm; x 640