Species:
Cell body (cellwall) broad ellipsoidal or inverted ovoid or spherical, 15-38 μm long, 10-30 μm wide
cellwall thin; papilla absent; protoplast broad ovoid; length of flagella same as that of cell body;
chloroplast cup-shaped, anterior half striated; a large pyrenoid located at posterior; stigma circular or elliptical, located at equator;
nucleus at the center of the cell; two contractile vacuoles apical; other tree or four vacuoles also present
(Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).
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31 μm
63 μm
94 μm; x 640
Sphaerellopsis aulata (Pascher) Gerloff 1940,
stock Tisk-2e, axenic culture with Hyponex and KCM,
cell body up to 25 μm long, 21 μm wide,
x 640, Kamigo ni-ku, Kaminokawa town, Tochigi Pref., Japan, May 4, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
