from the GNU version of the Collaborative International Dictionary of English
- n. An extinct genus of Devonian ganoid fishes, having the broad plates about the head studded with berrylike tubercles.
from The Century Dictionary and Cyclopedia
- n. A genus of placoderm fishes: so named from the small berry like tubercles with which the plates of their cranial buckler and body are thickly studded.
Sorry, no etymologies found.