Regular Meeting, August 1st, 1864.

President in the Chair.

Eleven members present.

Donations to the Cabinet: A box of fossils from Eureka, Humboldt Bay, by Dr. Chamberlin. Fossils from Catalina Island, by Mr. J. E. Clayton.

Donations to the Library: Silliman’s Journal for July, 1864, by the Editors. A Description of Adiantum Jordani, C. Muell of Halle, by R. Jordan, of Halle, Prussia.