Paired appendages or feet that are found on each segment of many segmented marine worms (Polychaeta). These appendages or feet are commonly used for swimming, crawling or holding objects.

par-a-PODE-ee-a Pairs of fleshy appendages that polychaete worms use to locomote. 521

One of the lateral appendages of an annelid. Also called a foot tubercle. They may serve for locomotion, respiration, and sensation, and often contain spines or set[ae]. When well developed, a dorsal part (notopodium) and a ventral part (neuropodium) are distinguished.

Fleshy paddle-like appendages on each segment of a polychaete's body.

A sort of "false foot" formed by extension of the body cavity. Polychaetes and some insect larvae have parapodia in addition to their legs, and these provide extra help in locomotion.