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

Chloromonas porosa
(Skuja) Gerloff et Ettl in Ettl 1970
Syn. Chlamydomonas porosa Skuja 1964

Chloromonas Genus: Similar to Chlamydomonas, but pyrenoids absent.
Species: Cell body ellipsoidal or nearly spherical, 19-31 μm long, 14-24 μm wide; a small dome-like papilla present; chloroplast(s) grooved at periphery showing tile-like structure; "watch glass" like stigma near anterior end; nucleus centrally located (Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).

Chloromonas porosa (Skuja) Gerloff et Ettl ? or similar species, cell body nearly spherical, 17-22 μm in diam., papillae present, x 640, Tokyo, Japan, 2001 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Chloromonas Chloromonas Chloromonas

Chloromonas maculata Korschikoff (Syn: Chamydomonas korschkoffii Pascher): Cell body spherical, 15-26 μm in diam.; 2 flagella approximately equal to cell-body length; papilla small, flat in shape; many chloroplast small plate-like, without pyrenoids; stigma elliptical; 2 contractile vacuoles at the base of flagella; nucleus located at the center of the cell body (Photomicrographs of the Freshwater Algae, vol. 17, 1996).

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