Pennariidae
Pennariidae is a family of small, free-living marine worms in the order Phyllodocida. The family is comprised of about 35 known species, with a wide distribution in the world’s oceans. Pennariidae are commonly known as “feather worms” or “feather-duster worms” due to their distinctive feathery tentacles, which are used for filter feeding.
Characteristics
Pennariidae are characterized by their elongated, segmented bodies, typically ranging from a few millimeters to a few centimeters in length. They possess a well-developed head with a pair of prominent palps and a pair of sensory antennae. A defining feature of this family is their unique arrangement of tentacular crowns, often featuring numerous feathery tentacles arranged in a spiral pattern.
Environments
Pennariidae are primarily found in marine environments, inhabiting a variety of habitats, including:
- Intertidal zones
- Subtidal zones
- Coral reefs
- Deep-sea sediments
References
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