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Gamophyceae: Zygnematales: Desmidiaceae

Tetmemorus brebissonii
(Meneghini) Ralfs ex Ralfs 1848

Genus: Cell body elongate, cylindrical or spindle-shaped, apex dorso-ventrally compressed with a deep incision; centrally constricted to form 2 semicells; cell wall dotted or covered with small pores; chloroplasts consisting of axis and lateral laminae, pyrenoids arranging linearly along the axis; zygotes spherical, smooth or rectangular with rounded corners (Illustrations of The Japanese Fresh-water Algae, 1977).
Species[v. brebissonii]: Cell body 100-264 μm long, 19-39 μm wide;
[v. minor]: Cell body 57-100 μm long, 19-39 μm wide; (Illustrations of The Japanese Fresh-water Algae, 1977).
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var. brebissonii: Cell body longer than 100 μm
Tetmemorus brebissonii
T. brebissonii
v. brebissonii
130 x 27 μm
Numa-no-hara marsh
Madarao highland
Niigata, 2005
Tetmemorus brebissonii
T. brebissonii
v. brebissonii
130 x 23 μm
Ohnuma
Nasu-shiobara
Tochigi, 2006
Tetmemorus brebissonii
T. brebissonii
v. brebissonii
104 x 28 μm
Yamamuro m.1
Maibara
Shiga, 2008
Tetmemorus brebissonii
T. brebissonii
v. brebissonii
166 x 27.5 μm
Kashibaru marsh 6
Karatsu
Saga, 2006
Tetmemorus brebissonii
T. brebissonii
v. brebissonii
140 x 25 μm
Kashibaru m.2
Karatsu
Saga, 2008
var. minor: Cell body shorter than 100 μm
Tetmemorus brebissonii
T. brebissonii
v. minor
75 x 21 μm
Sukawa highland
Kurikoma mt.
Akita, 2007
Tetmemorus
T. brebissonii
v. minor
64-69 x 21 μm
Midagahara
Tate-yama
Toyama, 2006
Tetmemorus
T. brebissonii
v. minor
78 x 20 μm
Ukishima marsh
Tsugaike highland
Nagano, 2006
Tetmemorus
T. brebissonii
v. minor
95 x 23 μm
82 x 19 μm
Kamino-tanbo
Tsugaike highland
Nagano, 2006
Tetmemorus brebissonii
T. brebissonii
v. minor
92 x 22 μm
74 x 18 μm
Tanohara marsh
Shiga highland
Nagano, 2006
Tetmemorus brebissonii
T. brebissonii
v. minor
90 x 23 μm
Tanohara marsh
Shiga highland
Nagano, 2004
Tetmemorus brebissonii
T. brebissonii
v. minor
68-70 x 17-19 μm
Tanohara marsh
Shiga highland
Nagano, 2005
Tetmemorus brebissonii
T. brebissonii
v. minor
66 x 19 μm
Hikage marsh
Shiga highland
Nagano, 2005
Tetmemorus brebissonii
T. brebissonii
v. minor
63 x 18 μm
Hikage marsh
Shiga highland
Nagano, 2006
Tetmemorus brebissonii
T. brebissonii
v. minor
78 x 20 μm
Imou bog 3
Toyohashi
Aichi, 2006

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Tetmemorus brebissonii
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