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

Chlamydomonas moewusii
Gerloff 1940

Chlamydomonas moewusii Species: Cell body ellipsoidal, 9-16 μm long, 5-12 μm wide; papilla short, horizontally broad with flattened apex (frontal view), side view conical; chloroplast cup-shaped; a pyrenoid located at lateral-central side of the cell; nucleus also centrally located or slightly anterior; stigma elongated elliptical, at anterior half of the cell.
[var. eumetabletos (Moewus) Gerloff 1944]: Cell body 15-17 μm long, 8-10 μm wide; stigma more elongated (stick-like); nucleus located at posterior half of the cell (?).
[var. maior Lund 1947]: Cell body large, 16-24 μm long, 6-14 μm wide.
[var. microstigmata (Lund) Ettl 1976]: Papilla more depressed; stigma more small.
[var. monoica Deason et Ratnasabapathy 1976]: Cell body small, 7-8 μm long, 3-4.5 μm wide (Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).


Chlamydomonas moewusii Gerloff ?, cell body 21 μm long, 15 μm wide, L/W=1.4, papilla absent, a single large pyrenoid located at the center of the cell, elliptical stigma and a nucleus at anterior half of the cell body, x 640, Showa-machi general park, Showa town, Saitama Pref., Japan, February 12, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Chlamydomonas Chlamydomonas
Cell body 20 μm long, 15 μm wide, L/W=1.3, papilla absent, x 640
Chlamydomonas Chlamydomonas Chlamydomonas
Cell body 24 μm long, 17 μm wide, L/W=1.4, flagella about 22 μm long, papilla absent, x 640
Chlamydomonas Chlamydomonas Chlamydomonas

Chlamydomonas moewusii Gerloff ?, cell body (left) 24 μm long, 19 μm wide, L/W=1.3, x 640, Showa-machi general park, Showa town, Saitama Pref., Japan, February 12, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Chlamydomonas Chlamydomonas
Cell body 25 μm long, 22 μm wide, L/W=1.1, x 640
Chlamydomonas Chlamydomonas

Images of collecting locality: a pond at Showa-machi general park, Kasukabe city (formerly Showa town), Saitama Pref., Japan, February 12, 2006 by Y. Tsukii


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