polychaete

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polychaete

any marine ANNELID worm of the order Polychaeta, including both errant (moving) and tubicolous (mainly sedentary) forms. They are characterized by the presence of CHAETAE carried on parapodia (projections from the body) and in errant forms the head is well developed. Fertilization is external. The group includes Nereids (bristle worms such as the ragworm), tube worms and fan worms.
References in periodicals archive ?
Twenty nine additional ranger groups, bringing the total to 69, are now undertaking plant and animal surveys, community education and sampling work along our 10,000 km northern coastline to protect us from invasive species such as electric ants, mango pests and bristle worms.
Mud crabs will eat small invertebrates like freshwater shrimp, zooplankton, bristle worms, clams and oysters, but they are just as likely to eat algae, as well as leaf and mangrove detritus.
The artist's last two major bodies of work were somewhat more connected: The 1967 group of works "Elementi naturali" (Elements of Nature) was based on features of the landscape such as rivers, irrigation channels, plowed fields, and seas; the "Ricostruzione della natura" (Reconstruction of Nature), 1968, included bristle worms made of scouring brushes, and wire-wool sculptures based on objects from Tarzan movies and the comic B.C., such as an animal trap and a rope bridge.