Zool. characterized by a spire, or spiral structure, as some shells, or by spiral appendages, as a brachiopod
Origin of spiriferous; from Modern Latin spirifer: see spire and amp; -ferous
Having a spiral structure or spiral parts.
Origin of spiriferousProbably from New Latin sp&imacron;rifer : Latin sp&imacron;ra, coil; see spire2 + Latin -fer, -fer.