from The Century Dictionary.

  • noun A. genus of cestraciont sharks known chiefly by the pavement-teeth. They occur in the Jurassic and Cretaceous formations.


Sorry, no etymologies found.


  • There are many fishes, some of which (acrodus, psammodus, &c.,) are presumed from remains of their palatal bones, to have been of the gigantic cartilaginous class, now represented by such as the cestraceon.

    Vestiges of the Natural History of Creation


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