The ciliated we observed was found in seawater.
It is maybe Cristigera setosa
It has an oval body and truncated at its front end.
Its apex lacks of cilia
The cilia have at their ends, being the post cilia more longs and rigid.
Its "mouth" is surrounded by a membrane whose motion serves to get its food.
Oblique light, immersion objective
Images made through a microscope. All subject types.