How to Use trilobite in a Sentence

trilobite

noun
  • That’s right—all of the beetles that look like trilobites are females.
    — Thomas Marent, National Geographic, 27 Oct. 2016
  • This is the first time researchers have been able to describe a trilobite that was translucent.
    — Ashley Strickland, CNN, 13 Aug. 2020
  • And while that sucked for trilobites, life was eventually able to make a comeback.
    — David Grossman, Popular Mechanics, 22 Dec. 2017
  • Ancient creatures such as trilobites and brachiopods could not cope with the changes, and many of them went extinct.
    — Alexandra Witze, WIRED, 5 Jan. 2011
  • The researchers found that its appendages would have been damaged while grabbing onto hard prey like trilobites.
    — Laura Baisas, Popular Science, 5 July 2023
  • And the eye told scientists something else about the trilobite in general.
    — Ashley Strickland, CNN, 13 Aug. 2020
  • The findings may help settle decades-long debates about trilobite’s anatomy and lifestyle.
    — science.org, 3 July 2024
  • For example, marine arthropods called trilobites that lived more than half a billion years ago had calcite in their eyes.
    — Evan Thomas Saitta, Discover Magazine, 12 Apr. 2024
  • The team speculates that the trilobite may have been molting, which could explain the feeding frenzy.
    — Jack Tamisiea, Scientific American, 28 Sep. 2023
  • All the site’s trilobites are also juveniles, suggesting that this could have been a nursery.
    — Jack Tamisiea, Scientific American, 10 May 2023
  • His kite was in the shape of a trilobite, an ancient marine animal that lived some 500 million years ago.
    — Frank Vaisvilas, Daily Southtown, 1 May 2018
  • Some 290 million years ago, as the last trilobites scuttled across the seafloor, the skies above grew just a little more ominous.
    — Quanta Magazine, 17 Jan. 2019
  • But one major aspect of trilobites’ ecology that had long eluded researchers was their diet.
    — Jack Tamisiea, Scientific American, 28 Sep. 2023
  • Early life had been thriving in a warm greenhouse world, as creatures such as trilobites, corals, brachiopods and more evolved to fill in the coastal shallows.
    — Riley Black, Smithsonian Magazine, 12 July 2024
  • This particular trilobite could see about 200 facets or pixels.
    — Ashley Strickland, CNN, 13 Aug. 2020
  • From above, Palm Jumeirah resembles a palm tree with spreading branches, or maybe a trilobite fossil.
    — David Owen, The New Yorker, 29 May 2017
  • For instance, on some of the fossils, other types of trilobites occasionally appear to be joining the line.
    — Michael Greshko, National Geographic, 17 Oct. 2019
  • One of the most successful early animals, trilobites lived in variety of lifestyles.
    — David Grossman, Popular Mechanics, 4 May 2018
  • Even extinct species such as trilobites and dinosaurs sported elaborate projections.
    — Kendall Powell, Scientific American, 24 Dec. 2019
  • The team used computer modeling of X-ray slices of the fossils to study the trilobites’ anatomy in 3D.
    — Will Sullivan, Smithsonian Magazine, 28 June 2024
  • These unknown creatures burrowed into this trilobite’s carcass and targeted its soft tissue, but avoided its gut.
    — Laura Baisas, Popular Science, 27 Sep. 2023
  • The eye’s anatomy indicates the trilobite lived in a bright, shallow-water environment.
    — Riley Black, Scientific American, 13 Aug. 2020
  • The synchrotron radiation imaging was detailed enough that the species that the trilobite had been eating could be identified.
    — John Timmer, Ars Technica, 27 Sep. 2023
  • From one layer to the next one above, no more trilobites or nightmarish placoderms or dimetrodons—entire animal reigns and ecosystems have vanished.
    — Manu Saadia, Ars Technica, 4 Sep. 2017
  • Other species, like Diploneis smithii, whose segmented shell resembles a slender trilobite, prefer saline waters.
    — Jack Tamisiea, WIRED, 24 Sep. 2022
  • Utah, too, has one of the most complete fossil records on the planet, starting 2 billion years ago and featuring everything from mollusks to trilobites.
    — Sofia Quaglia, Discover Magazine, 21 Dec. 2023
  • No plants, no animals, certainly nothing that even compared to the great diversity of life in the sea, which teemed with trilobites, crustaceans, bristly worms, and soft squid-like creatures.
    — Sarah Zhang, The Atlantic, 12 July 2017
  • During this period, burrowing organisms and their would-be predators like trilobites began an evolutionary arms race that may have helped spur the explosion of new forms.
    — Joshua Sokol, Science | AAAS, 30 July 2019
  • The ancient soft parts are offering new insights into the behavior of trilobites, the insect-like creatures that ruled Earth’s early seas for hundreds of millions of years.
    — National Geographic, 6 Feb. 2017
  • Researchers worked with information from 295 trilobite fossils collected in New York state.
    — Sam Walters, Discover Magazine, 25 July 2022

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'trilobite.' 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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