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trilobite    
n. 三叶虫

三叶虫

trilobite
n 1: an extinct arthropod that was abundant in Paleozoic times;
had an exoskeleton divided into three parts


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  • Collecting Lower Cambrian Trilobites In The Mojave Desert
    One of the classic Cambrian trilobite fossil sites in the western U S is located at this beautiful outcrop in a 60 foot thick formation over 550 million years old Trilobites were small marine crustaceans that resembled modern day horseshoe crabs
  • States (in the U. S. ) Where Trilobites Have and have not been Found
    I can't find any N C trilobite fossils, because interestingly enough, North Carolina one Cambrian fossil, the only known one being Skolithos Few trilos are known from SC in the same age deposits, so it's possible that there are some trilobite fossils hiding in NC somewhere SC source: The Paleontology Portal (paleoportal org)
  • Oklahoma Trilobites - Theisen Quarry - The Fossil Forum
    Thank you for the very nice report on your visit to the Theisen Trilobite quarry In June of 2014, I had the pleasure to fossil hunt with Leon and thoroughly enjoyed it I found him to be a very good host, and, an enthusiastic fossil hunter The best find for me that day was the first trilobite that I found It was a Kettnerapsis
  • Could trilobites still be alive? Any sightings of them?
    Trilobites are probably the most famous type of creature that is said to have died out during the Permian-Triassic Extinction event 250 million years ago, but given the vastness of the ocean and the fact that we've only explored very little of it, I think it's possible for the trilobite to still be alive
  • Trilobites - Collections - The Fossil Forum
    Kingdom: Animalia Phylum: Arthropoda Latreille, 1829 Class: Trilobita Walch, 1771
  • Mt Orab Ohio Trilobite Farm - The Fossil Forum
    @isotelus I had the Privilege to be invited to dig at the Famed Trilobite Farm in Mt Orab Ohio by Dan Cooper Home of some of the best preserved trilobites in the world I met Dan at a rest stop at 7 a m Saturday and we proceed to the location I have never dug trilobites in Ohio so Dan was nic
  • Ordovician trilobite fragments - Minnesota - The Fossil Forum
    As a trilobite collector, this hyped me up tremendously, and I decided to return the next day Here are some of my finds This is probably my favorite find so far This Little Rock contains no less than 3 (I believe to be) Eomonarachus cephalon, and 1 “negative” or perhaps the under side of another cephalon on the top left
  • The RAREST trilobites in Arizona - The Fossil Forum
    10x microscope shot (field about the size of a dime) of many of the common trilobite fragments found Winters identifies this trilobite as Anisopyge cf A inornata (cf is a Latin abbreviation meaning "compares to") In the most recent trip with 60 pounds of rock, this all we got - a few pieces of the outer rim of the pygidium
  • Thiesen Trilobite Quarry In Ok - The Fossil Forum
    We visited the Leon Thiesen's trilobite quarry near Clarita, Oklahoma last month We found a fairly complete set of fauna including six or seven species of trilobites
  • Ordovician Trilobites: Flexicalymene meeki . . . - The Fossil Forum
    Image 4 is of a Isotellus maximus trilobite from the Ordovician Arnheim formation in Mt Orab, Ohio I identified this specimen based on the presence of genal spines on the cephalon as well as the relatively broad pygidium Image 5 is of a larger, beat up Isotellus maximus trilobite from the Ordovician Arnheim formation in Mt Orab, Ohio





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