scopula

biology

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July 13, 2026

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The term "scopula" in biology refers to a bushy tuft of hairs. Specifically, spiders possess scopulae on their feet and chelicerae, which they use in web construction. The word originates from Latin, meaning "small broom". Another related term is "scopulite," which describes a crystallite resembling a stem with radiating brushes. While arachnids have various sense organs, including tactile hairs and simple eyes, the scopula is a distinct physical feature related to their appendages.123

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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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…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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