from the GNU version of the Collaborative International Dictionary of English

  • n. A genus of large extinct Devonian ganoid fishes. In some parts of Ohio remains of the Dinichthys are abundant, indicating animals twenty feet in length.

from The Century Dictionary and Cyclopedia

  • n. A genus of gigantic arthrodirous Devonian fishes, regarded as pertaining to the family Coccosteidæ, in which the head-shield is comprised of one large median occipital plate, and three pairs of lateral and two pairs of anterior plates, the trunk also being plated.


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