Prof. W. P. Blake read a portion of a letter from Dr. C. T. Jackson of Boston, containing a notice of a remarkable spider brought from Georgia by Dr. Wilder, an account of which has been published in the Proceedings of the American Academy and of the Boston Natural History Society.
Regular Meeting, February 19th, 1866.
President in the chair.
Nine members present.
Dr. Colbert A. Canfield, of Monterey, was chosen a Corresponding Member, and Dr. Henry Gibbons and Mr. Henry Janin, Resident Members.
Donations to the Library: U. S. Census, 1860—Agriculture; American Journal of Science, November, 1865, and January, 1866; Proceedings of the Phila. Acad. Nat. Sci., April to October, 1865; Theory of Parallels, by Matthew Ryan; Description of New Species of Pupidæ, by E. S. Morse; Proceedings of Boston Nat. Hist. Soc., Vol. X, Sheet 2.
The following paper was presented.