( n. )
An extinct genus of cyathophylloid corals common in the Paleozoic formations. It is cup-shaped with numerous septa, and with a deep pit in one side of the cup.
( n. )
An extinct genus of cyathophylloid corals common in the Paleozoic formations. It is cup-shaped with numerous septa, and with a deep pit in one side of the cup.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012