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

 Carteria sp.

Carteria Genus: Four flagella of equal length inserted close together into an anterior papilla; contractile vacuole anterior (An illustrated guide to freshwater zooplankton in Japan, 2000).
Species:
Similar tetra-flagellates -->> Zoospores of Geminella;

Carteria sp. ?, cell body spherical, 14 μm in diam., 4 equal-length flagella, 20 μm long, a large chlroplast, anterior papilla, x 400, x 640, Matsumoto, Nagano Pref., Japan, May 2001, collected by N. Kinoshita, photo 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
Carteria Carteria Carteria

cf.
C. moewusii Gerloff: 9-16 μm long, 5-8 μm wide; ellipsoidal to subcylindrical; chloroplast urn-shaped; pyrenoid laterial; stigma present (Illustrated Guide, 1985).

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