Monograph of the Phasianidae (Family of the Pheasants) (1870–2) ; A Monograph of the Paradiseidae or Birds of Paradise (1873) ; A Monograph of the Felidae or Family of Cats (1878) ; Review of the Primates (1913) ;
Am. Museum of Natural History, New York ; Am. Ornithologists' Union (founding member); Société zool. de France ; curat. of zool. Chicago Field Museu
commissioned artists such as ->Joseph Wolf & ->Joseph Smit to illustrate his books ;