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- Echinoderm - Wikipedia
An echinoderm ( ɪ ˈ k aɪ n ə ˌ d ɜːr m, ˈ ɛ k ə- ) [2] is any animal of the phylum Echinodermata ( ɪ ˌ k aɪ n oʊ ˈ d ɜːr m ə t ə ), which includes starfish, brittle stars, sea urchins, sand dollars and sea cucumbers, as well as the sessile sea lilies or "stone lilies" [3]
- Echinoderm | Definition, Characteristics, Species, Facts . . .
Echinoderm, any of a variety of invertebrate marine animals belonging to the phylum Echinodermata, characterized by a hard, spiny covering or skin Living species include sea lilies, sea urchins, sea cucumbers, starfishes, basket stars, and sea daisies Learn more about echinoderms
- Phylum Echinodermata- Characteristics, classification, examples
Echinoderms are enterocoelous coelomates with pentamerous radial symmetry, without distinct head or brain having a calcareous endoskeleton of separate plates or pieces and a peculiar water vascular system of coelomic origin with podia or tube-feet projecting out of the body
- Phylum Echinodermata | manoa. hawaii. edu ExploringOurFluidEarth
Echinoderms are named for the spines or bumps covering the outer surface of the bodies of many of them (Greek root word echino - meaning spiny; Latin root word - derm meaning skin) Examples of echinoderms include sea stars, sea urchins, sea cucumbers, brittle stars, and feather stars (Fig 3 83)
- 5. 6: Phylum Echinodermata - Biology LibreTexts
Echinodermata The Phylum Echinodermata is distinguished by characteristics such as spiny-skin, pentaradial symmetry, and an endoskeleton composed of calcareous ossicles Given that all species in this phylum are exclusively marine dwellers, they also evolved a specialized water-vascular system
- Characteristics of Echinodermata - BYJUS
The organisms belonging to the phylum Echinodermata are exclusively marine Till date, there have been no traces of any terrestrial or freshwater Echinoderms These are multicellular organisms with well-developed organ systems
- Phylum Echinodermata – Definition, Classification . . .
Phylum Echinodermata encompasses marine organisms characterized by a calcareous endoskeleton, pentamerous radial symmetry in adulthood, and a specialized water vascular system, with notable members including starfish, sea urchins, and sea cucumbers
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