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echinoderm Line breaks: ech¦ino|derm
Pronunciation: /ɪˈkʌɪnə(ʊ)dəːm/
/ˈɛkɪnə(ʊ)dəːm/

Definition of echinoderm in English:

noun

Zoology
A marine invertebrate of the phylum Echinodermata, such as a starfish, sea urchin, or sea cucumber.
Example sentences
  • Included in this clade are three very different-looking phyla - the echinoderms, hemichordates and chordates.
  • Basically what is available in the fossil record are only hard parts-bones and teeth for vertebrates, and shells for mollusks, arthropods and echinoderms.
  • These taxa consist of a broad array of organisms, including foraminifers, corals, bryozoans, mollusks, echinoderms, and fish.
Definition of echinoderm in:
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