Species:
Cell body (cellwall) ellipsoidal or ovoid, rarely inverted ovoid, 14-30 μm long, 10-20 μm wide;
protoplast elongated ovoid, ellipsoidal, or broad spindle-shaped, tapered to anterior end, posterior end rounded or tapered or
tail-like; length of flagella equal to that of cell body; chloroplast cup-shaped; a pyrenoid located at posterior half of the cell;
stigma anterior; nucleus centrally located; two contractile vacoules
(Süßwasserflora von Mitteleuropa 9, Chlorophyta I, 1983).
|