How To Use Holothurian In A Sentence
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Some, like many starfish, are predators; holothurians, sand dollars, and ophiuroids often feed on detritus; crinoids are filter-feeders; sea urchins scrape algae from rocks.
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The literature on echinoderm neurobiology is sparse, but one of the few studies available found that the pharyngeal retractor muscle of the holothurian Cucumaria has perhaps 700 motor units.
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There was significantly greater population density of holothurians when a coral reef was adjacent to the mangroves than a shoreline with coral reef alone or mangroves alone.
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Cool Cuke holothurian A few weeks ago, I took part in an event showcasing the king of WTF foods—the food item that wins the crown for most bemusing common ingredient in the Chinese culinary vocabulary: The humble holothurian, better known as the common sea cucumber.
Week in Words
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All right, this creature may not be an alien, but he is a holothurian from the benthic zone.
Ugly Overload
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Although the group was first documented in 1555, their phylogenetic affinities are obscure; they have been variously related to holothurians, echiurids, priapulids, phoronids, and annelids.
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Before adding this, be opposite in Guangzhou periphery of characteristic agriculture step on a dot, lavender, cherry, frog, goose, holothurian , rose, even firedrake fruit he has studied.
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The water vascular system, found in all echinoderms, accommodates the elongated body of the holothurians.
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Before adding this, be opposite in Guangzhou periphery of characteristic agriculture step on a dot, lavender, cherry, frog, goose, holothurian , rose, even firedrake fruit he has studied.
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In fact, crinoids, holothurians, and ophiuroids rule the floor of the deep oceans at depths below 500 metres.
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You'll find all sorts of denizens like our friendly holothurian here.
Ugly Overload
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Hans perhaps is best known for his work on crinoids and ophiuroids, but he has many titles on asteroids, echinoids, and holothurians as well.
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Thus we see that in the Synaptidae the thick and irregular calcareous bodies of the Holothurians have been modified and transformed in various ways in adaptation to the footlessness of these animals, and to the peculiar conditions of their life, and we must conclude that the earlier stages of these changes presented themselves to the processes of selection in the form of microscopic variations.
Evolution in Modern Thought
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An unidentified holothurian is common on the northern reef flats, and an echinoid Heterocentrotus sp. (possibly H. trigonarius) is locally abundant on the sloping marginal reefs and shallow reef flat of the northern beach.
Henderson Island, United Kingdom
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However, holothurians retain pentameral (five-rayed) symmetry, with five rows of tube feet running from the mouth along the body.
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Sea cucumbers are sausage-shaped holothurians that lie on the sandy floor of reef lagoons.
