- Polychaetes are marine worms with well-defined segmentation, paired appendages, and numerous setae12.Examples of polychaetes include3412:
- Nereidids and phyllodocids, centipede-like free-living crawlers
- Serpulids and sabellariids, colonial reef-building static forms with fans of head tentacles
- Polynoids, flattened worms protected with shield-like dorsal scales
- Alciopids, predatory swimming worms with giant eyes
- Pompeii worm, a heat-tolerant worm endemic to the hydrothermal vents of the Pacific Ocean
- Osedax, a worm that feeds on whale bones
- Hesiocaeca methanicola, a worm that lives on methane clathrate deposits
Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.Polychaetes include such forms as sand worms, tube worms, and clam worms. Most have well developed, paired, paddle-like appendages (parapodia), well developed sense organs, and numerous setae (usually on the parapodia; "polychaete" means "many hairs").animaldiversity.org/accounts/Polychaeta/Polychaetes, which include rag worms, lugworms, bloodworms, sea mice, and others, are marine worms notable for well-defined segmentation of the body.www.britannica.com/animal/polychaeteThe families include for example centipede-like free-living crawlers like the nereidids and phyllodocids, colonial reef-building static forms with fans of head tentacles like the serpulids and sabellariids, flattened worms protected with shield-like dorsal scales like the polynoids, and predatory swimming worms with giant eyes like the alciopids.
www.marinespecies.org/polychaeta/Notable polychaetes [ edit]
- One notable polychaete, the Pompeii worm ( Alvinella pompejana ), is endemic to the hydrothermal vents of the Pacific Ocean. Pompeii worms are among the most heat-tolerant complex animals known.
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See all on WikipediaPolychaete - Wikipedia
Common representatives include the lugworm ( Arenicola marina) and the sandworm or clam worm Alitta . Polychaetes as a class are robust and widespread, with species that live in the coldest ocean temperatures of the abyssal plain, to forms which tolerate the extremely high temperatures near … See more
Polychaeta is a paraphyletic 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 … See more
Polychaetes are predominantly marine, but many species also live in freshwater, and a few in terrestrial environments. They are extremely … See more
Polychaetes are segmented worms, generally less than 10 cm (4 in) in length, although ranging at the extremes from 1 mm (0.04 in) to 3 m … See more
• One notable polychaete, the Pompeii worm (Alvinella pompejana), is endemic to the hydrothermal vents of the Pacific Ocean. Pompeii worms are among the most heat-tolerant … See more
Stem-group polychaete fossils are known from the Sirius Passet Lagerstätte, a rich, sedimentary deposit in Greenland tentatively dated to … See more
Wikipedia text under CC-BY-SA license Polychaete | Marine, Segmented, Worms | Britannica
WEBPolychaete, any worm of the class Polychaeta (phylum Annelida). About 8,000 living species are known. Polychaetes, which include rag worms, …
Annelid - Segmented Worms, Clitellates, Polychaetes | Britannica
WEBPharynx with 3 toothed jaws or none, noneversible; terrestrial or freshwater; bloodsuckers or carnivorous; size, minute to 20 cm; examples of genera: Hirudo, Haemopis, …
Introduction to the Polychaeta - University of California Museum …
WEBOf the approximately 9000 species of annelids, more than 8000 are polychaetes. These segmented worms are among the most common marine organisms, and can be found …
Polychaetous Annelids | Natural History Museum
WEBRESEARCH. The Natural History Museums of Los Angeles County's (NHMLAC) polychaete collection represents one of the world's most important repositories for this group of organisms.
Polychaete - New World Encyclopedia
WEBPolychaete or polychete is any of the diverse, mostly marine segmented worms of the annelid class Polychaeta, characterized by having most segments with one pair of lateral, fleshy, lobelike appendages called …
World Polychaeta Database - World Register of Marine …
WEB5 days ago · The families include for example centipede-like free-living crawlers like the nereidids and phyllodocids, colonial reef-building static forms with fans of head tentacles like the serpulids and sabellariids, …
A cheat's guide to polychaetes - The Australian Museum
WEBPolychaetes are: pronounced ‘polly-keets’. the most common benthic (bottom-dwelling) marine animals (both species and individuals) mostly less than 10 centimetres long, but some species can reach 3 metres. found …
ADW: Polychaeta: INFORMATION
WEBPolychaeta. By Phil Myers. Polychaetes include such forms as sand worms, tube worms, and clam worms. Most have well developed, paired, paddle-like appendages (parapodia), well developed sense organs, and …
Polychaete chaetae: Function, fossils, and phylogeny
WEBAug 1, 2006 · Cite. Permissions. Share. Abstract. In this article we review the phylogenetic distribution of major chaetal types within the Polychaeta, discuss what has been …
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