George Newbold Lawrence, 1870. A Catalogue of the Birds found in Costa Rica. Annals of the Lyceum of Natural History of New York 9: 86–149
Philip Lutley Sclater & Osbert Salvin, 1870. Descriptions of new Species of Birds from the United States of Columbia. Proceedings of the Zoological Society of London Pt.3: 840–844, pl.53
Daniel Giraud ElliotA Monograph of the Phasianidae (Family of the Pheasants) (1870–72)
Ongoing events
Theodor von HeuglinOrnithologie von Nordost-Afrika (Ornithology of Northeast Africa) (Cassel, 1869–1875)
John Gould The birds of Asia 1850-83 7 vols. 530 plates, Artists: J. Gould, H. C. Richter, W. Hart and J. Wolf; Lithographers:H. C. Richter and W. Hart