FLORIDA GEOLOGICAL SURVEY. 
SECOND ANNUAL REPORT. PL. VIII. 
Fig. l.— “RISE” OF THE SANTA FE RIVER, FLORIDA. THE STREAM 
ENTERS THE GROUND TWO OR THREE MILES AWAY, EMERGING 
AGAIN AT THIS POINT. 
Fig. 2.—TURTLE MOUND (ANCIENT SHELL MOUND) ON NORTH INDIAN 
RIVER, FLORIDA. 
