zaphrentis
Za*phren"tis, n. Etym: [NL.] (Paleon.) Defn: 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.
Za*phren"tis, n. Etym: [NL.] (Paleon.) Defn: 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.