How To Use Polychaete In A Sentence
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There are more than 50 fish species whose lives are linked to Sargassum, and a myriad of invertebrates, including gastropods, polychaetes, bryozoans, anemones, and sea-spiders.
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Forty-two percent of the diet of the black-footed penguin is small shoaling fish, with 25 species of fish, including anchovies (Engraulis capensis) and sardines (Sardinops sagax) being recorded, as well as 18 species of crustaceans, three species of squid, and one species of polychaete worm.
Black-footed penguin
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In this regard their mode of life may have been quite similar to fossil and recent species of tubicolous polychaete worms, such as serpulids.
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The anteriorly situated, eversible ciliated pits (frontal organs) resemble nuchal organs of polychaete annelids.
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The body of an echiuran lacks annelid-type segmentation, but the distinctive free-swimming trochophore larval stages of echiurans and polychaetes are very similar.
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Yellowfin sole, Alaska plaice, and rock sole consume mostly infaunal prey such as polychaetes, clams, and echiuran worms.
General description of the Arctic biota
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Following cold years, the polychaete Maldane sarsi predominates.
Past variability in Arctic marine systems
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In addition, the pulmonate snail, the marsh clam, and several polychaete worms were abundant.
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In years following warming, the polychaete Spiochaetopterus typicus predominates along the Kola Section in the Barents Sea.
Past variability in Arctic marine systems
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Finally, the conspicuous polychaete sponge Isodlctya erinacea produces the yellow pigment erebusinone, a tryptophan catabolite similar to catabolites regulating crustacean molting.
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Aldabra supports little besides tortoises, beach flies, opisthobranch mollusks, and polychaete worms.
The Song of The Dodo
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Over 200 species of micro-organisms, fish, crustaceans, polychaetes, echinoderms, coelenterates, and molluscs have been identified in the vent areas.
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The developmental mode of polychaetes is characterized by the production at hatching of an initially unsegmented trochophore larva.
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A UK aquarium discovered a 4-foot polychaete worm that was wreaking havoc on one display.
Big Sea Worm
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Silurian ramphoprionid polychaete annelids, represented by their jaws, are described from extensive collections from Gotland, Sweden.
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Many polychaetes hatch into a particular type of planktonic larva, the trochophore, which later metamorphoses into a juvenile annelid.
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News from the world of deep-sea whale-falls, polychaete worms and Antarctica
Beagle shop traffic challenge: the results are in!
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For example, chaetal sacks are one of the few ectodermal features of polychaetes that regularly express engrailed, and chaetae are the primary indurated elements in the ectoderm.
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Coleoidea, Crustaceans, nudibranch mollusks and polychaete worms make up a large part of the larger zooplankton.
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Spirorbis borealis, another benthic, tubicolous polychaete, releases its larvae at the first and third quarters of the moon.
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Some polychaetes such as the sea mouse Aphrodite aculeate also bear a ventral muscular, creeping sole; myzostomids have a circular body with fused parapodia, which also forms a ventral foot like structure.
Down with phyla! (episode II) - The Panda's Thumb
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Sponges are preyed upon by gastropods, polychaetes, asteroids, echinoids, turtles, and fishes.
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In this respect, as indeed in their microstructure, the sclerites of Wiwaxia are fundamentally more comparable to polychaete chaetae.
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In filter-feeding tubicolous polychaetes the buccal cavity is not eversible and there is no proboscis.
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The microscopic structure of the setae is identical to that of the chaetae of polychaete worms.
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Reversed handedness among fossil polychaete jaws was recently described by Bergman.
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And Janira maculosa), snails (Alvania sp.) and barnacles (Tonicella sp.), are observed together with infaunal polychaetes, nematodes, bivalves (
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What ancient greek words does the word polychaete come from? has not helped any one else. icecream3
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Such a scenario would be consistent with the fact that Recent crinoids serve as substrate for a large variety of organisms, including annelids, arthropods, gastropods, fish, ophiuroids, and polychaetes.
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In this regard their mode of life may have been quite similar to fossil and recent species of tubicolous polychaete worms, such as serpulids.
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Subsequently work on a brittle star showed expression of the gene in the tube feet, and many found it difficult to equate the tube feet of echinoderms with the parapodia of polychaetes or the arthropod limb.
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Muller and Westheide found the innervation pattern of myzostomid parapodia and marginal cirri to be identical to that of polychaete parapodia and cirri.
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Such differential preservation accords with the relative histologies of the two structures, polychaete chaetae being inherently tougher and more recalcitrant than the body-wall cuticle.
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Sponges are preyed upon by gastropods, polychaetes, asteroids, echinoids, turtles, and fishes.
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Likewise, the relative recalcitrance of various non-mineralizing tissues such as algal cyst walls, graptolite periderm, polychaete chaetae and arthropod cuticles contributes to their enhanced preservation potential.
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Many polychaetes and oligochaetes, and even a few leeches, are burrowers that constantly rework the sediment through which they burrow; in addition, they may ingest and excrete large quantities of sediments or soils.
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The focal stage for this analysis is the early period of embryo encapsulation, a mode of development that has evolved several times among gastropods, polychaetes, nemerteans and flatworms.
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So I'm going to take a wild guess and say that this could possibly be a living organism, perhaps a polychaete worm.
Where In The Universe #86 | Universe Today
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As part of the ANDEEP (Antarctic Benthic Deep-Sea Biodiversity) Project, scientists “spotted 674 species of isopod (a diverse order of crustaceans), most of which had never previously been described; more than 200 polychaete species (marine worms), 81 of which were found to be new species; and 76 sponges, 17 of which had previously been unknown.”
Airborne-Diving in the Southern Ocean
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Polychaetes usually have separate sexes; many polychaetes hatch into a particular type of planktonic larva, the trochophore, which later metamorphoses into a juvenile annelid.
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Limited support (67% bootstrap support) for hirudineans and oligochaetes, the Clitellata, within polychaetes was also found.
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Turner investigates another paradox when he describes the deposit-feeding lugworms (burrowing marine polychaete worms), which eat marine sediments that are laden with organic material and bacteria.
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A number of stolonate ctenostomes bore into the substance of mollusk shells; other species are associated only with hermit crabs, and a few are commensal with shrimps or polychaete worms.
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The focal stage for this analysis is the early period of embryo encapsulation, a mode of development that has evolved several times among gastropods, polychaetes, nemerteans and flatworms.
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Scolecodonts are the isolated jaws of polychaete annelid worms.
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Yellowfin sole, Alaska plaice, and rock sole consume mostly infaunal prey such as polychaetes, clams, and echiuran worms.
General description of the Arctic biota
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The annelids include earthworms, polychaete worms, and leeches.
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Some polychaetes such as the sea mouse Aphrodite aculeate also bear a ventral muscular, creeping sole; myzostomids have a circular body with fused parapodia, which also forms a ventral foot like structure.
Down with phyla! (episode II) - The Panda's Thumb
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Sponges are preyed upon by gastropods, polychaetes, asteroids, echinoids, turtles, and fishes.
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This pattern is typical of most Porifera, Cnidaria, Bryozoa with coronate larvae, colonial Ascidiacea and many polychaetes.
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Subsequently work on a brittle star showed expression of the gene in the tube feet, and many found it difficult to equate the tube feet of echinoderms with the parapodia of polychaetes or the arthropod limb.
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Other species take refuge in a protective structure surrounding their body, such as polychaete tubeworms, caddis fly larvae, gastropod and bivalve mollusks, hermit crabs, barnacles, turtles, and armadillos.
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There are more than 50 fish species whose lives are linked to Sargassum, and a myriad of invertebrates, including gastropods, polychaetes, bryozoans, anemones, and sea-spiders.
