Volvulina steinii
Nozaki 1989 (An Illustrated Guide to Freshwater Zooplankton in Japan, 2000)
Playfair 1915 (Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983; John et al. eds. 2002)
Genus:
Species:
Colony without gelatinous sheath; cells lack pyrenoids
(Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).
Similar genus -->>Eudorina; Volvulina steinii Nozaki 1989,
cell body μm long, μm wide,
x 640, wetland, near Town Hall, Shobu town, Saitama Pref., Japan, June 27, 2004 by Y. Tsukii
Young colony ellipsoidal, 35 μm long, 32 μm wide, x 640
31 μm
63 μm
94 μm; x 640
Mature colony, 51 μm long, 47 μm wide, x 640