Genus: Solitary, but often gregarious; myoneme continuous within full length of stalk (Illustrated Guide, 1985). Species: Resembles V. campanula; but anterior end somewhat narrow; usually without refractile granules in endoplasm; cell body 50-95 μm long, 35-53 μm wide; peristome 55-75 μm wide (Kudo, 1966). Cell body 70, 80 μm long (Kahl, 1930).

Similar Genus ->> Carchesium
Similar Species (cell length μm) -> V. similis (60, 70); V. limnetis (60); V. smaragdina (65); V. floridensis (85);