Polychaete - Wikipedia
网页Polychaeta (/ ˌpɒlɪˈkiːtə /) is a paraphyletic [1] class of generally marine annelid worms, commonly called bristle worms or polychaetes (/ ˈpɒlɪˌkiːts /). Each body segment has a pair of fleshy protrusions called parapodia that bear many bristles, called chaetae, which are made of chitin. More than 10,000 species are described in this class.
Polychaete | Marine, Segmented, Worms | Britannica
网页Polychaetes, which include rag worms, lugworms, bloodworms, sea mice, and others, are marine worms notable for well-defined segmentation of the body. Unique among annelids, most polychaete body segments bear a pair of parapodia (flat, lobelike outgrowths) with setae, or tiny bristles.
The World Polychaeta Database - World Register of Marine …
网页4 天之前 · 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 water. They are strictly aquatic annelids, but are the most abundant and diverse group of Phylum Annelida.
多毛纲 Polychaeta 蓝色动物学（中国动物学科普）
网页叶须虫科（Phyllodocidae）：疣足单分枝，背须发达，呈扁平叶状，为爬行生活的种类，例如巧言虫（Eulalia）。. 裂虫科（Syllidae）：身体较小而细弱，具单枝型疣足，疣足上有背须及腹须，前端体节背须较长，出芽生殖普遍，亦为爬行生活的多毛类，例如锥裂虫的 ...
Why I Love Polychaetes | Smithsonian Ocean
网页Polychaetes are critical members of all ocean food webs. Some are voracious, jawed predators; others are delicate filter feeders, scavengers, farmers, symbionts, or even bone-eaters.
Meet the Scientist Who Studies How Polychaete Worms Wriggle …
网页2022年7月1日 · Squirming throughout the ocean are thousands of different polychaetes – short, segmented worms covered in leggy protrusions. With over 10,000 species, they are as diverse as they are bristly ...
Progress and perspectives in the discovery of polychaete worms ...
网页2019年5月3日 · Polychaetes are segmented worms belonging to the phylum Annelida. They are predominantly marine with some species in fresh and terrestrial groundwaters [5, 6]. Their naming began before the formal start of taxonomy (arbitrarily deemed to be 1758, matching the 10th edition of Linnaeus’s Systema Naturae).
Polychaete Key | Legacy | Virginia Institute of Marine Science
网页Polychaetes are a class of annelid worms, generally marine, with more than 10,000 species. Common representatives include the lugworm (Arenicola marina) and the sandworm or clam worm Nereis. Polychaetes are important members of benthic ecosystems, serving as food for other organisms and playing a key role in mixing sediments.
Segmented worms - The Polychaetes - Australian Museum
网页Polychaetes are a diverse and abundant group of segmented worms. They are commonly known as bristle worms because of their characteristic hairs called 'chaetae'. Polychaetes are mainly found in the marine environment, from shallow waters down to the depths of deep-sea trenches.
The Amazing World of Polychaetes - YouTube
网页A brief introduction into marine worms: their classifications, characteristics, anatomy, and feeding types. Thank you to Professor Drew Harvell for her instruction and to Mrs. Susan Lynch for ...