OCKLOCKNEE AND AUCILLA RIVERS. 87 
ILLUSTRATIONS. 
PLATES. 
Page. 
PI. 6. Fig. 1. Cut in public road near Thomas City, Jefferson County_ 136 
Fig. 2. Wakulla Springs in Wakulla County_136 
PI. 7. Fig. 1. Flint rock in the Pin Hook section--- 136 
Fig. 2. Wacissa Springs in Jefferson County - 136 
FI. 8. Miccosukee Basin ---136 
TEXT-FIGURES. 
Fig. 2. Sketch map of West Florida_ 88 
Fig. 3. Geologic sketch map _.'_____ 98 
Fig. 4. Elevation of top surface of Chattahoochee limestone_,_103 
Fig. 5. Minor structural features due to solution in the limestone-106 
Fig. 6. Sketch map of Lake Lafayette _123 
Fig. 7. Sketch map of Miccosukee Basin _ 125 
Fig. 8. Topography around Orchard Pond _129 
Fig. 9. Sketch map of lake basins- 131 
Fig. 10. Sketch map of Lake Jackson - 131 
Fig. 11. St. Marks drainage system reconstructed _134 
Fig. 12. St. Marks drainage system _135 
Fig. 13. Wakulla drainage system _ 136 
MAPS. 
Map showing contour lines- 100 
Map of Leon, Wakulla and Jefferson counties___100 
