scopula

biology

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In peritrich
…peritrichs a posterior disk, the scopula, secretes a contractile stalk for attachment. Some primitive forms, such as the genus Scyphidia, attach directly to an object with the adhesive secreted by the scopula. Peritrichida, lacking uniform ciliation, have conspicuous rows of cilia (short hairlike processes) around the mouth, and there is…
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