echinoderm


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e·chi·no·derm

(e-kī'nō-derm),
A member of the phylum Echinodermata.

echinoderm

any member of the phylum Echinodermata, including the sea urchins, starfish, brittle-stars, sea cucumbers, feather stars and sea lillies. The phylum is characterized by a pentaradiate structure (a five-sided RADIAL SYMMETRY) and the presence of tube feet in most forms.
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Although rapid burial can happen by several processes, apparently storm deposition is the most common bottom-smothering process that commonly leads to complete preservation of crinoids and other echinoderms (Meyer and others 1989; Ausich 2001).
New cladid crinoid (phylum echinodermata) from the Middle Devonian Delaware Limestone, Franklin County, Ohio (1)
1992; Hunt 1993) and reduced geographic range (Emlet 1995) in Patiriella and other echinoderms.
Molecular phylogenetic analysis of life-history evolution in asterinid starfish
2012), we attempted to reconcile the astral microtubule and central spindle models in echinoderm embryos by examining the requirement for, and distribution of, the centralspindlin (tracked via anti-MKLP1 localization) and CPC (tracked via anti-Survivin localization) complexes during early division cycles.
Central spindle self-organization and cytokinesis in artificially activated sea urchin eggs
No echinoderm stem fragment was found attached to the holdfasts.
Sparsely encrusted hardground in the Darriwilian calcareous sandstone of Cape Pakri, NW Estonia (Baltica)/Horedalt asustatud muistne tsementeerunud kihipind Pakri poolsaare Ordoviitsiumist
These cells stay in the body cavity, on the coelomic fluid present in the circulatory system of adults and larvae echinoderms.
Cloning and expression analysis of allograft inflammatory factor type 1 in coelomocytes of antarctic sea urchin (Sterechinus neumayeri)
Volume and composition of echinoderm eggs: implications for the use of egg size in life-history models.
Development of the sea star Echinaster (Othilia) brasiliensis, with inference on the evolution of development and skeletal plates in Asteroidea
The reefs are embedded in an echinoderm grainstone, identical to those known from the Vasalemma and Rummu area.
The early Katian (Late Ordovician) reefs near Saku, northern Estonia and the age of the Saku Member, Vasalemma Formation
Ciliary bands in echinoderm larvae: Evidence for structural homologies and a common plan.
Why are there so many species of brooding Antarctic echinoids?
Among marine invertebrates, examples of polyembryony are most widespread within echinoderms.
Environmental induction of polyembryony in echinoid echinoderms
Fossil record of echinoderm regeneration with special regard to crinoids.
A swollen crinoid pluricolumnal from the Upper Ordovician of northern Kentucky, USA: the oldest record of an amorphous paleopathologic response in Crinoidea?
According to Craig Smith, a biological oceanographer at the University of Hawaii at Manoa, the numbers that this study reveals are probably an underestimate because vast regions of the Equatorial Pacific have high echinoderm biomass but are not well studied.
Sea stars bury much more carbon than anticipated
Much of the organic content of echinoderm eggs is yolk protein (Turner and Lawrence 1979).
Evolutionary loss of larval feeding: development, form and function in a facultatively feeding larva, Brisaster latifrons

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