Genus: Cigar- or foot-shaped; a single macronucleus and 1 to several vesicular or compact microuclei
(Kudo, 1966).
Species: 100-150 μm long,
50-60 μm wide;
foot-shaped; green with symbiontic Chlorella; a compact
micronucleus; a macronucleus; two contractile vacuoles (Kudo, 1966).
Ovoid, anterior transversely truncated, posterior rounded;
80-150 μm long;
oral groove wide; cytoplasm filled with green zoochlorellae; two contractile vacuoles;
a single ovoid macronucleus and a micronucleus; caudal cilia present (Carey, 1992).
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