GASTEROPODA. 
WHERE LOCATED. | GEOLOGICAL AGE. 
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(Wirtivan Calif. .ciecevesncccsiscesessee SeMtOnieec ececectees 
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cs Sa Teesteeeesconeehteree Crets UM oe acces 
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LOCALITY. 
Osceola Mills, Wis. 
Burlington, Iowa. 
White Pine, Nev 
Burlington, Ia. 
Newtonville, Ohio, 
Burlington, Ia, 
Beloit, Wis. 
Louisville, Ky. 
Beloit, Wis. 
Cape May, N. J. 
Shark River, N. J. 
Crosswicks, N. J. 
? Ne i 
Heisterville, N. J. 
Jericho, N. J. 
Shark River, N. J. 
Claiborne, Ala. 
Shiloh, N. J. 
Shark River, N. J. 
Haddonfield, N. J. 
Shiloh, N. J. 
Shark River, N. J. 
Farmingdale, N, J. 
Shark River, N. J. 
Claiborne, Ala. 
Shark River, N. J. 
Timber Creek, N. J. 
Vicksburg, Miss. 
Crosswicks, N. J. 
Mullica Hill, N. J. 
Monmouth, N. J. 
| Crosswicks, N. J. 
