Genus: Colony of 4, 8 or 16 cells, within a gelatinous sheath, which is spherical or ellipsoidal in shape;
cell body broad crescent in shape, both ends rounded;
a single chloroplast plate-like in shape, with a pyrenoid
(Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:
Similar genus -->> Oocystis;
Nephrocytium shilleri Comas ?,
colony 56 μm long, 30 μm wide, L/W=1.9,
cell body about 20 μm long, 6 μm wide, L/W=3.3,
x 640, No.2, Southern lakeside of Lake Shirakaba, Tateshina town & Chino city, Nagano Pref., Japan, July 16, 2007 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
No.2, Southern lakeside of Lake Shirakaba, Tateshina town & Chino city, Nagano Pref., Japan, July 16, 2007 by Y. Tsukii