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Cryptophyceae: Cryptomonadales: Cryptomonadaceae
Cryptomonadida

 Cryptomonas sp.
Ehrenberg

Cryptomonas Genus: Elliptical body with a firm pellicle; dorsal side convex, ventral side slightly flat; "cytopharynx" with granules; two lateral chromatophores (chloroplasts) vary in color from green to blue-green, brown or rarely red; 1-3 contractile vacuoles anterior (Kudo, 1966). Cell body elongated ovoid or elliptical; cytopharynx conspicuous; three rows of ejectisome (trichocysts) (Yamagishi, 1999).
Species:
Similar genus -->> Chroomonas; Chilomonas;

Cryptomonas sp., cell body 48 μm long, 24 μm wide, L/W=2.0, x 640, No.1, Iyari marsh, Omachi city, Nagano Pref., Japan, June 4, 2007 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Cryptomonas Cryptomonas Cryptomonas

Cryptomonas, cell body 51 μm long, 25 μm wide, L/W=2.0, flagella about 25 μm long, x 640, No.1, Iyari marsh, Omachi city, Nagano Pref., Japan, June 4, 2007 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Cryptomonas Cryptomonas Cryptomonas

Images of collecting locality: No.1, Iyari marsh, Omachi city, Nagano Pref., Japan, June 4, 2007 by Y. Tsukii

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