Columna is a genus of air-breathing tropical land snails, terrestrial pulmonate gastropod mollusks in the family Achatinidae.
Species Species within the genus Columna include: Columna columna (O.F. Müller, 1774) Columna flammea von Martens Columna hainesi (Pfeiffer, 1852) Columna leai Tryon, 1866
References Zipcodezoo Global Names Achatinidae Worldwide Mollusc Species Data Base