“…From descriptions of previous workers (Martin, 1836;Owen, 1836Owen, , 1852Mayer, 1844;Flower, 1872;Honigschmied, 1873;Young, 1881;Poulton, 1833a, b;Tuckerman, 1889aTuckerman, , b, 1890Tuckerman, , 1891Tuckerman, , 1892Munch, 1896;Parsons, 1896;Windle and Parsons, 1898;Oppel, '00;Sonntag, '24, '25;Stadtmuller, '38), it is obvious that the tongue of marsupials has three circumvallate papillae arranged in an inverted V-shape. However, there are some differences between their structures; the anterior papilla is much larger than the posterior.…”