Planarida
a sub-order of Turbelhave a proboscis, and two pigment spots serving for eyes. integument with vibratile cilia and the former used in locomotion. They have a proboscis, and two pigment spots serving for eyes.
PLANCHETTE, a piece of board one a pencil which makes marks as the generally heart-shaped, mounted on thin supports, two of which are casters, and upon it. The exact cause of its motions board is pushed under the hands of the person or persons whose fingers rest is not clearly understood. wish of his parents entered business in born in 1854 in the Ardennes and at the able to study music at the Ecole Duprey wish of his parents entered business in Paris. By means of a friend he was and made his début in Grand Opera at Lyons. In 1883 he appeared as Meto 1904 he was a member of the Metrophisto in "Faust" and his success in this rôle and in that of Ramfis in "Aida" made him world renowned. From 1893 to 1904 he was a member of the Metro- politan Opera House in New York. He died in Paris in 1914.