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Chlorophyceae: Volvocales: Volvocaceae
Volvocida: Volvocina: Volvocidae

Pandorina colemaniae
Nozaki

Pandorina Genus: Colony spherical; 8-16 cells of similar size, close together, mutually compressed; 2-layered gelatinous envelope; cells with 2 equal-length flagella; 2 contractile vacuoles anterior; nucleus central (Illustrated Guide, 1985).
Species: Colonies spherical in shape, consisting of 16 or 8 cells; cells pear-shaped, up to 26 μm in surface diam., contiguous at the center of the colony; a single chloroplast, cup-shaped, with 4-8 pyrenoids (Photomicrographs of the freshwater algae, vol. 11, 1993).


Pandorina colemaniae Nozaki ?, cell body μm long, μm wide, L/W=, x 640, No.1, Kannon-numa Forest Park (pond), Shimogo town, Fukushima Pref., Japan, November 15, 2008, by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Pandorina Pandorina

Pandorina colemaniae Nozaki ?, cell body μm long, μm wide, L/W=, x 640, No.1, Kannon-numa Forest Park (pond), Shimogo town, Fukushima Pref., Japan, November 15, 2008, by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Pandorina Pandorina Pandorina Pandorina Pandorina Pandorina

Images of collecting locality: No.1, Kannon-numa Forest Park (pond), Shimogo town, Fukushima Pref., Japan, November 15, 2008, by Y. Tsukii


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