Pro-dūc'ta, n.
n. [Lat.] (Palæon.) An extinct genus of fossil bivalve shells closely allied to the living genus Terebratula, found only in the older secondary rocks. Brande.
n. [Lat.] (Palæon.) An extinct genus of fossil bivalve shells closely allied to the living genus Terebratula, found only in the older secondary rocks. Brande.