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economically important parasite of salmonids, has been shown to use a polychaete worm as an alternate host. Direct transmission between fish has also been...

for locomotion. Most textbooks still use the traditional division into polychaetes (almost all marine), oligochaetes (which include earthworms) and leech-like...

Articulata hypothesis was born. The Articulata hypothesis, simply stated, is the phylogenetic grouping of the phylum Annelida (which includes polychaetes, oligochaetes...

temperature strange and seemingly hard to maintain. The current hypothesis is that the polychaete worm maintains an “external microenvironment” that does not...

Chaetopterus or the parchment worm or parchment tube worm is a genus of marine polychaete worm that lives in a tube it constructs in sediments or attaches to a...

Osedax is a genus of deep-sea siboglinid polychaetes, commonly called boneworms, zombie worms, or bone-eating worms. Osedax is Latin for "bone-eater"...

Tomopteris, a holoplanktic polychaete worm with an unusual yellow bioluminescence that emanates from its parapodia...

Earth. Coacervate-like protocells are at the core of the Oparin-Haldane hypothesis. A reawakening of coacervate research was seen in the 2000s, starting...

correlated in the bathypelagic zones of the ocean. This has led to the hypothesis that organic carbon export is determined by the presence of ballast minerals...

(applied experimentally, from posterior). Along with other species of polychaete worms, S. insignis is host to kleptoparasitic suspension-feeding snails...

Eunicidae is a family of marine polychaetes (bristle worms). The family comprises marine annelids distributed in diverse benthic habitats across Oceania...

and some other corals may also be due to resident bivalve mollusks and polychaete worms in the surface of the coral, which discourage the starfish. Similarly...

the dominant bioturbators are small invertebrates, such as earthworms, polychaetes, ghost shrimp, mud shrimp, and midge larvae. The activities of these...

more likely to be a stem group polychaete worm, in other words an evolutionary "aunt" or "cousin" of more recent polychaetes. This interpretation is reinforced...

In evolutionary developmental biology, inversion refers to the hypothesis that during the course of animal evolution, the structures along the dorsoventral...

such as marine snails and cephalopods, and some annelids like sabellid polychaetes. The most studied cartilage in arthropods is the branchial cartilage...

and fungi) as well as larger invertebrates, such as crustaceans and polychaetes. Organisms here generally live in close relationship with the substrate...

sea stars, sea cucumbers, fiddler crabs, and some sedentary marine Polychaetes such as worms of the family Terebellidae. Detritivores can be classified...

been found to feed on invertebrates such as anemones, sea cucumbers, and polychaete worms. The same study found that sculpins and Arctic cod made up most...

feeding apparatus was a type of radula or more similar to that of some polychaete worms. Nicholas Butterfield, who opposes the idea that Wiwaxia was a mollusc...