• Trilobite - Wikipedia
    on February 21, 2024 at 11:30 pm

    Trilobites (/ ˈ t r aɪ l ə ˌ b aɪ t s, ˈ t r ɪ l ə-/; meaning "three lobes") are extinct marine arthropods that form the class Trilobita. Trilobites form one […]

  • Trilobites, Earth's Fascinating Prehistoric Arthropods - Geology Science
    on February 21, 2024 at 12:10 pm

    Trilobites are a group of extinct marine arthropods that existed for a staggering period of time, spanning over 270 million years. They first appeared during the Early Cambrian period around 521 […]

  • They Put the Bite in Trilobite - The New York Times
    on February 21, 2024 at 3:13 am

    Jan. 30, 2021 Hundreds of millions of years ago, trilobites filled the ancient seas. Now, their iconic fossils are plucked from shale beds to fill museum shelves and eBay stores, quintessential...

  • Trilobite | Cambrian period, extinct species, arthropod
    on February 20, 2024 at 11:31 pm

    Trilobite, any member of a group of extinct fossil arthropods easily recognized by their distinctive three-lobed, three-segmented form. Trilobites, exclusively marine animals, first appeared at the […]

  • Trilobites - British Geological Survey
    on February 20, 2024 at 11:24 pm

    Most trilobites had eyes, although blind forms are known. The eyes are situated on the inner edge of the free cheek, adjacent to the fixed cheek. Trilobites had compound eyes, consisting of a number […]

  • What were trilobites? - Oxford University Museum of Natural History
    on February 20, 2024 at 6:02 pm

    What were trilobites? Trilobites are a group of extinct marine arthropods that first appeared around 521 million years ago, shortly after the beginning of the Cambrian period, living through the […]

  • What are trilobites? - The Australian Museum
    on February 20, 2024 at 1:20 am

    Spotting fossil anomalies. Trilobite record of China. Trilobites are an extinct group of arthropods (jointed-legged animals) known from more than 10,000 fossil species.

  • Introduction to Trilobites | AMNH - American Museum of Natural History
    on February 20, 2024 at 1:20 am

    Every trilobite fossil, from the most common Elrathia to the most exotic Probolichas, serves as a vital cog in the complex “machine” of evolution, and each tale they tell sheds new light […]

  • How trilobites conquered prehistoric oceans - Natural History Museum
    on February 19, 2024 at 2:26 am

    After suddenly appearing in the Cambrian Period, trilobites diverged into thousands of species that lived throughout Earth’s oceans during the Palaeozoic Era. Discover what made trilobites some […]

  • A Guide to the Orders of Trilobites
    on February 17, 2024 at 7:00 am

    Learn more about trilobite morphology , anatomy , ecology , behavior, reproduction , and development , and how they relate to trilobite origins , evolution , and classification . Explore trilobite […]