from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Having a polyparium with a row of cells on each side.
from The Century Dictionary and Cyclopedia
- An epithet applied to certain fossil hydrozoans the polypary of which has a row of cellules on each side: opposed to monoprionidian. Such hydrozoans are chiefly confined to the Lower Silurian and Cambrian formations.
Sorry, no etymologies found.