Hans von Berlepsch

On some necessary Changes in the Nomenclature of South-American Birds

On some interesting Additions to the Avifauna of Bucaramanga, U.S. of Colombia.

Descriptions of two new Birds from Northern Peru.

XIII.—Descriptions of three new Species of Birds from Bahia, Brazil.

On the Genus Cyclorhis, Swains

Descriptions of two new Spedies of Birds from Bagtá, Colombia

XXXVIII.–Descriptions of six new Species of Birds from Southern and Central America.

Preliminary Descriptions of new Birds from South America, and Remarks on some described Species.

XLIV.—On a Collection of Bird‐skins from the Orinoco, Venezuela

Descriptions of new Species and Subspecies of Trochilidse