Fig. 1 .— OUTCROP OF LIMESTONE OF HAWTHORNE FORMATION ON 
SUWANEE RIVER, OPPOSITE ELLAVILLE, FLA. 
Fig. 2.— LIMESTONE OF TAMPA FORMATION EXPOSED ALONG SIX-MILE 
CREEK, ONE-FOURTH MILE BELOW A. C. L. R. R. BRIDGE, HILLS¬ 
BORO COUNTY, FLORIDA. 
