Ulvophyceae:
Ulotrichales: Ulotrichaceae
Gloeotilopsis sp.
Iyengar & Philipose
Genus: Without gelatinous sheath; without branching; filaments consist of many cells; planktonic;
cell body cylindrical, apex of terminal cells rounded; septum slightly constricted;
a parietal chloroplast plate-like with one or two pyrenoids
(Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:
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Gloeotilopsis sp.,
cell body 6-11 μm long, 5 μm wide,
x 640, Toneri Park, Adachi-ku, Tokyo, Japan, December 2001 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Gloeotilopsis planctonica Iyengar & Philipose: Thalli unbranched, short filaments clearly constricted at the
cross wall, without mucilaginous sheath; cell body elontate cylindrical, 3-5 micron broad at the cross wall,
4-7 micron broad at the mid region of the cell; 8-24 micron long;
chloroplasts a single, parietal, usually occupying the entire length of the cell; with 1-2 pyrenoids;
(Photomicrog. Freshw. Alg. 13: 21, 1994)
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