MONOCOTYLE FLORIDANA, A NEW MONOGENETIC TREMATODE. 



By HENRY S. PRATT. 



HELMINTH FAUNA OF THE DRY TORTUGAS. H. TREMATODES. 



By EDWIN LINTON. 



A CONTRIBUTION TO THE GEOLOGIC HISTORY OF THE FLORIDIAN 



PLATEAU. Q^, THOMAS WAYLAND VAUGHAN. 



