Definitions
from The Century Dictionary.
- noun In ichthyology, a genus of fossil ganoid fishes of the coal-measures, referred to the family Cyclodipteridæ. They were of large size, with huge teeth. R. hibberti is one of the species.
Etymologies
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Examples
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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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