from The Century Dictionary and Cyclopedia
- n. A genus of Jurassic prionodesmaceous pelecypods, characterized by valves which are medially ribbed, laterally smooth, and without gape.
Sorry, no etymologies found.
N. limatula is more common in the marl beds of this State than the N. proxima; miocene.
A. limatula and stillicidium are also miocene shells, and common in the marl beds of the Cape Fear river.