Family: With two flagella; one directed anteriorly and the other posteriorly and trailing (recurrent flagellum); flagella orininate in anterior end; one to several contractile vacuoles (Kudo, 1966).
Genus:
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Rhynchobodo sp. ?
or Dingensia ?
cell 16 x 3 μm
spiral groove
Kaga
Ishikawa, 2000
Rhynchobodo sp. ?
cell 11 x 4 μm
Kurihashi
Saitama, 2001