Terebratula

‖Ter′e‐brat″u‐la (?), n.; pl.Terebratulæ (#). [Nl., dim. fr. terebratus, p. p., perforated.] (Zoöl.) A genus of brachiopods which includes many living and some fossil species. The larger valve has a perforated beak, through which projects a short peduncle for attachment. Called also lamp shell.