Genus: Cell body elongated spindle in shape, straight or curved, sharply pointed at both ends;
(Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:
Similar species -->>M. irregulare;
Monoraphidium sp. (or similar genus ?),
cell body 80 μm long, 5 μm wide,
x 640, Sannoh-bori at Sannoh Park, Saitama city, Saitama Pref., Japan, January 9, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640