Polychaeta (/ ˌpɒlɪˈkiːtə /) is a paraphyletic class of generally marine annelid worms, [1] commonly called bristle worms or polychaetes (/ ˈpɒlɪˌkiːts /). Each body segment has a pair of fleshy protrusions …

polychaete, any worm of the class Polychaeta (phylum Annelida). About 8,000 living species are known. Polychaetes, which include rag worms, lugworms, bloodworms, sea mice, and others, are marine …

00 species. The word Polychaeta, pronounced ‘poly-keeta,’ is derived from two Greek words, polys, ‘many,’ and chaite, ‘long hair,’ referring to the distinct bundles of bristles or chaetae (‘kee-tee’) …

Segmented worms: elongate bodies composed of serially repeated subunits. Polychaetes comprise the largest class of the phylum. They are extremely abundant and diverse, but unfortunately they're …

2 days ago · Polychaetes are multi-segmented worms living in all environments in the world's oceans, present from abyssal depths to shallow estuaries and rocky shores, and even free swimming in open …

Polychaetes are a large and extremely diverse group. Around 10,000 species have been described. Most are marine. Some, such as featherduster worms, are sedentary, living in tubes buried in sand …

The polychaetes are the largest and most primitive class of annelids, with more than 5300 described species, most of them marine. Although the majority are from 5 to 10 cm long, some are less than a …

The largest class of annelids is the Polychaeta (Gr. polys, many, chaite¯, long hair) with more than 10,000 species, most of them marine. Although most polychaetes are 5 to 10 cm long, some are less …

Polychaetes are known by many names: lugworms, clam worms, bristleworms, fire worms, palolo worms, sea mice, featherduster worms, etc., but all possess an array of bristles on their many leg …

Aug 5, 2025 · Polychaetes are a diverse group of segmented worms, primarily inhabiting marine environments. They are prevalent across ocean habitats, from shallow coastal waters to the deepest …