Definitions

from The Century Dictionary.

  • noun A genus of fossil cœlacanthoid ganoid fishes founded by Agassiz upon forms of Cretaceous age with homocercal tail and large operculum.

Etymologies

Sorry, no etymologies found.

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Examples

  • On the middle shelf of the wall case marked B the visitor should notice the fossil remains of the enormous and powerful carnivorous fish called the rhizodus; also the macropoma, like a carp in shape, in wall cases 13, 14; the fossil bremus in case

    How to See the British Museum in Four Visits W. Blanchard Jerrold 1855

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