388 
FLORIDA GEOLOGICAL SURVEY—THIRD ANNUAL REPORT. 
Page 
McCourt, W. E-, on peat of N. J. 361 
McCulley, A. J., wells drilled by..,.. 170 
MacGonigle, J. N., assistance from. 85,364 
McGuire & McDonald, assistance from.85, 113,151 
McLain, J. N., well of.•.. 124 
McLain, J. T., well of.168-169 
McLeod, E. D., information from.. 177 
McLeod Bros. & Airth, well of. 134 
MacNider, G. M., on peat of N. C... 361 
M. 
Magnesium carbonate and sulphate, amounts removed by solution. 51 
Magnolia Springs, wells at. 158 
analysis of water from. 158 
Maine, peat of.306,359 
Malabar, wells at. 186 
Manatee County, wells of. 123 
Manatee remains in phosphate formation... 23 
Mandarin, wells at. 141 
Mangrove swamps .231, 233, 304, 320 
Mann, Albert, diatoms identified by. 291 
Marietta, elevation of . 136 
Marine marshes . 231-233 
Marion County, high hammocks of. 220 
phosphates of. 28 
Marl ...223, 225, 313 
Marshy prairies .231, 276-277, 300 
Mastodon remains in phosphate formation. 23 
Matanzas, spring near. 144 
Materials lying above phosphate. 24, 34 
Materials of phosphate formation, source of. 30 
Matson, G. C, on land pebble phosphate. .33-35, 38 
on Pleistocene terrace. 92 
on Pliocene of Florida. 91 
well records by. 85 
Mattox Company, R. W., wells of....160, 162 
Maxville, well at. .. 141 
Mayhaw ponds ...231, 262, 264 
Mead, J. D., well of. 141 
Mead, T. L., assistance from. 206 
Medulla, exposures near. 36 
Medulla Phosphate Co., exposures in pits of. 36 
Melbourne, wells at.186,188 
analysis of water from. 187 
Merrill, Mrs. John W-, well of... .. 189 
Merritts Island, wells on. 188-189 
analysis of water from. 189 
Merryday, L. H. & W. A., well of. 164 
Mervin, H., wells drilled by. .....145, 156-158, 160, 161, 164-167 
Miami limestone region. 227-228,284 
