from The Century Dictionary and Cyclopedia
- In Beecher's classification, an order of trilobites distinguished by the fact that the free cheeks of the cephalon do not carry the genal angles. It comprises the families Encrinuridæ, Calymenidæ, Cheiruridæ, and Phacopidæ.
Sorry, no etymologies found.
Sorry, no example sentences found.