AN ELECTRON MICROSCOPE STUDY OF THE AMOEBO-FLAGELLATE, NAEGLERIA GRUBERI (SCHARDINGER). I. THE AMOEBOID AND FLAGELLATE STAGES.

AN ELECTRON MICROSCOPE STUDY OF THE AMOEBO-FLAGELLATE, NAEGLERIA GRUBERI (SCHARDINGER). I. THE AMOEBOID AND FLAGELLATE STAGES.