''Sabella'' is a genus of marine

polychaete Polychaeta () is a paraphyletic class of generally marine Annelid, annelid worms, common name, commonly called bristle worms or polychaetes (). Each body segment has a pair of fleshy protrusions called parapodia that bear many bristles, called c ...

worm. Members of this genus are

filter feeder Filter feeders are aquatic animals that acquire nutrients by feeding on organic matters, food particles or smaller organisms (bacteria, microalgae and zooplanktons) suspended in water, typically by having the water pass over or through a s ...

s and there are about ninety species. They live in tubes made of mud that project from the sand surface. They have a crown of feathery tentacles that protrude when the animal is submerged but are retracted when the animal is above water.Barrett, J. & C. M. Yonge (1958) ''Collins Pocket Guide to the Sea Shore.'' Collins, London

References

{{Taxonbar, from=Q3890014 Sabellida Annelid genera