Note 1 — RAPTORES.1—The Birds of Prey.
Reading edition
The whole of the systematic portion of the article on the Raptores, has been prepared by Mr. Ridgway; the biographies, however, are furnished by Dr. Brewer, as usual. The outlines of the skulls and sterna of the Strigidæ, the skulls, sterna, and heads of the Cathartidæ, and the generic outlines of the Falconidæ and Cathartidæ, were drawn by Mr. Ridgway.—S. F. Baird.