How to Use echinoderm in a Sentence

echinoderm

noun
  • Along with sea urchins and starfish, sea cucumbers belong to a group called echinoderms.
    — National Geographic, 2 June 2017
  • Feather stars are echinoderms, like the more familiar sea stars.
    — National Geographic, 9 Dec. 2016
  • The researchers also want to prove that the other echinoderms are covered in headlike regions as well.
    — Lori Youmshajekian, Scientific American, 3 Nov. 2023
  • The lure of lucrative echinoderms may have proved too strong for three Southeast fishermen.
    — Zaz Hollander, Anchorage Daily News, 15 Mar. 2018
  • Thousands of suction cups rippled furiously against the glass as each echinoderm struggled to inch the prize toward its own maw.
    — Quanta Magazine, 11 Jan. 2023
  • Searching for heads and trunks Sea stars are invertebrates that belong to a group of animals called echinoderms.
    — Laura Baisas, Popular Science, 1 Nov. 2023
  • The most common type of animals in the CCZ are arthropods, worms, sponges, and echinoderms like sea urchins.
    — Laura Baisas, Popular Science, 25 May 2023
  • While worms, amphibians, fish and echinoderms all contain species capable of regenerating body parts, few mammals have the knack.
    — Mike McRae 28, New Atlas, 28 June 2026
  • The most common types of creatures in the CCZ are arthropods, worms, echinoderms (spiny invertebrates like sea urchins), and sponges.
    — Melissa Breyer, Treehugger, 26 May 2023
  • The first saw the emergence of brachiopods and molluscs, the second that of annelids, cnidarians, echinoderms and chordates (a group that includes the vertebrates).
    — The Economist, 7 June 2018
  • But these barely scratch the surface of animal diversity, with things like cephalopods, insects, and echinoderms all having distinct features.
    — John Timmer, Ars Technica, 17 May 2023
  • The animals are the first transgenic echinoderms, the phylum that includes starfish, sea cucumbers and other marine animals.
    — Corinne Purtill, Los Angeles Times, 29 May 2024
  • This contradicts textbook descriptions of echinoderms, the evolutionary group that includes starfish, as animals that have lost their head.
    — Lori Youmshajekian, Scientific American, 3 Nov. 2023
  • Which has members of the indigenous community particularly worried about the fate of these strange echinoderms.
    — Lorraine Boissoneault, Smithsonian, 4 Nov. 2017
  • This group includes echinoderms like sea star and bilateral animals including vertebrates.
    — Laura Baisas, Popular Science, 1 Nov. 2023
  • In fact, most aquatic invertebrates and all echinoderms (sea stars, sea urchins, sea cucumbers, and sand dollars) start life as planktonic larvae before growing into the adult form we’re used to seeing.
    — Jennifer Adler, Vox, 7 July 2024
  • And there’s one additional example of what appears to be a fatter worm, and another four fossils of a creature that appears to be near the base of the group that includes echinoderms (think sea urchins and their relatives).
    — ArsTechnica, 2 Apr. 2026
  • Jamie Pang, with the Center for Biological Diversity, was among those who tried to stop the echinoderm exemption last year.
    — National Geographic, 2 June 2017
  • The species found included 33 molluscs, 23 annelids, 11 arthropods, five ribbon worms, four echinoderms, three cnidarians, and one bryozoan.
    — Ryan Brennan, Charlotte Observer, 11 Mar. 2026
  • Congresswoman Pingree, whose past voting record falls firmly on the side of environmental and wildlife protections, is an unlikely champion for an exemption to echinoderm inspections.
    — National Geographic, 2 June 2017
  • Ernst Haeckel’s intention was to make the natural forms of elusive organisms accessible to artists, and supply them with a new visual vocabulary of protists, mollusks, trilobites, siphonophores, fungi, and echinoderms.
    — The New York Review of Books, 16 Dec. 2018
  • That is in contradistinction to Cambrian fossils, among which are found representatives of all the main animal groups (annelids, arthropods, brachiopods, chordates, cnidarians, echinoderms, molluscs and so on) that are around today.
    — The Economist, 7 June 2018
  • The species documented included 33 molluscs, 23 annelids, 11 arthropods, five ribbon worms, four echinoderms, three cnidarians, and one bryozoan — spanning multiple branches of the animal kingdom.
    — Ryan Brennan, Miami Herald, 11 Mar. 2026
  • Species documented in the Nankai Trough included 33 molluscs, 23 annelids, 11 arthropods, five ribbon worms, four echinoderms, three cnidarians, and one bryozoan — mollusks, worms, crustaceans, starfish relatives, and more, thriving in a place scientists barely knew anything about.
    — Ryan Brennan march 11, Kansas City Star, 11 Mar. 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'echinoderm.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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