474 New York State Museum 



Millstone grit, 35 



Miner, R. W., cited, 172, 182, 450 



Mineralizers, 67 



Mississippian period, 418 



climate, 424 



fossils, 428 



geology, 419 



life, 422 



literature, 430 



New York formations, 424 

 Mohawk limestone, 283 

 Mollusks, 20, 81, 98, 108, 117, 123, 127, 140, 150, 162, 175, 177 



distribution, 178-81 



naked, 96, 122 

 Monocline, 51 

 Moon shells, 97, 112, 150 

 Moscow shale, 392, 393 

 Moss animals, 134, 136, 138, 139 

 Mottville limestone, 391 

 Mount Marion beds, 395 

 Mud cracks, 40 

 Muddy bottoms, 162 

 Muds, 22 

 Mudstones, 31, 36 

 Murray, J., cited, 182, 450 

 Mussel beds, 101 

 Mussel shells, 229 

 Mussels, 176 



bearded, 136 



common, 103, 105, 106, 111 



common edible, 129, 131, 133, 134, 136, 141, 163, 167, 168, 172, 

 175 



horse, or bearded, 136, 158, 175 



ribbed, 167, 172, 177 

 Myriopods, 423 



Nanninose, 153 



Naples beds, 399 

 Naples fauna, 405 



