WIM VAN EGMOND / SCIENCE PHOTO LIBRARY WIM VAN EGMOND / SCIENCE PHOTO LIBRARY
Vorticella is a freshwater Peritrich Ciliate Protozoan. Rows of cilia and an undulating membrane create a current of water which directs food particles towards the buccal cavity (mouth opening). These single cellular protists posses a stalk with an organelle (myoneme) that enables it to contract or extend. LM X250.
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