Regular Meeting, December 7th, 1863.

President in the Chair.

Present, ten members.

Donations to Cabinet:

Rock Salt, from the Upper Colorado River, by F. Ailing. Wood, from near Carson City.

Dr. Cooper stated that he had received a communication from Mr. P. P. Carpenter, of England, offering to describe any new species of shells from the collections of the State Geological Survey or of the Academy, and to publish the descriptions in its proceedings. The Society accepted the proposition.

Two new sheets of the Proceedings were laid upon the table.