U. S. F. C. 1897. (To face page 240.) 
Plate 
SHEEPSWOOL SPONGE. From Florida Keys. Diameter, 7 inches; weight (dry). 1 jounces. 
SHEEPSWOOL SPONGE. From Matecumbe Key. Diameter, 8| inches; weight (dry), 2£ ounces. 
