Genus: Oral cavity tubular; deep groove spirals at least once around body (Illustrated Guide, 1985).
Like Colpodabut peristome is curved; body somewhat twisted
(How to know the protozoa, 1979).
Species: |
Tillina canalifera:
130-200 μm long;
like Colpoda, but peristome is curved, leads to a
large vestibule, which leads to the true mouth; body twisted (How to know the protozoa,
1979).
Tillina magna:
To 400 μm long
(How to know the protozoa, 1979).