Chlorophyta: Prasinophyceae: Chlorodendrales (Tetraselmidales)
Mastigophora: Phytomastigophorea: Prasinomonadida
Tetraselmis cordiformis
(Carter) Stein, 1878
Syn: Carteria cordiformis (Carter) Dill, 1895
Genus: Cell body ellipsoidal-ovoidal with cell wall;
Four euqal-length flagella arising from an anterior depression of the cell body;
chloroplast cup-shaped with a pyrenoid at the bottom; a single stigma large;
two contractile vacuoles at the base of flagella
(An Illustrated Guide to Freshwater Zooplankton in Japan, 2000).
Species: Cell body ovoidal, 16-23 μm in diam.; anterior depression 1/5-1/6 of the body length;
a single circular stigma located at the equatorial line
(An Illustrated Guide to Freshwater Zooplankton in Japan, 2000).
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Tetraselmis cordiformis (Carter) Stein ?,
cell body 14 μm long, 12.5 μm wide,
x 640, Nakai-numa park, Nakai, Yoshikawa city, Saitama Pref., Japan, April 9, 2006 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
Nakai-numa park, Nakai, Yoshikawa city, Saitama Pref., Japan, April 9, 2006 by Y. Tsukii
Please click on images for viewing enlarged.
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