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Chlorophyceae: Chlamydomonadales (Volvocales): Chlamydomonadaceae
Volvocida: Chlamydomonadina: Chlamydomonadidae

Chlamydomonas hallensis
Moewus 1931

Chlamydomonas Species: Cell body inverted ovoid or conical, anterior end rounded, 14-15 μm long, 7 μm wide, papilla absent; cellwall thin; chloroplast cup-shaped; a spherical pyrenoid central-lateral; stigma very thin bar-shaped, located at anterior 1/3 of the cell; nucleus centrally located (Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).

Chlamydomonas hallensis Moewus 1931 (or C. rima Flint et Ettl (Chlorogoniella) ??), cell body 15 μm long, 7 μm wide, anterior half wider than posterior, x 640, near Yanase river, Mizuko, Fujimi city, Saitama Pref., Japan, December 28, 2003 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Chlamydomonas Chlamydomonas Chlamydomonas Chlamydomonas

Chlamydomonas rima Flint et Ettl 1966 (Chlorogoniella): Cell body ellipsoidal, inverte ovoid or oblong, anterior wider than posterior, both ends rounded, 13-20 μm long, 5-11 μm wide; papilla broad conical; length of flagella nearly the same as that of cell body; chloroplast peripheral, with longitudinal and inclined incisions; a pyrenoid spherical, located at lateral-central; stigma elliptica or rounded triangular, located at anterior 1/3 of the cell body; (Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).

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