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: |
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).