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Further studies on Grammicolepis brachiusculus, PoeyR. W. Shufeldt · 1888
On the affinities of Aphriza virgataR. W. Shufeldt · 1888
“Furculum” or “Furcula”SHUFELDT, R. W. · Nature · 1885
The Leaps of LepusSHUFELDT, R. W. · Nature · 1888
Recent Classification of the ShrewsSHUFELDT, R. W. · Nature · 1890
On the Affinities of HesperornisSHUFELDT, R. W. · Nature · 1890
The Poison Apparatus of the HelodermaSHUFELDT, R. W. · Nature · 1891
Ridgway on the Humming-birdsSHUFELDT, R. W. · Nature · 1892
Anatomical Variation and Avian AnatomyAndrew J. Berger · The Condor · 1956
The Metabolic Rate of Tropical BirdsC. J. Hails · The Condor · 1983
The Incubation Patch in TinamousRobert E. Bailey · The Condor · 1955
Species Concepts in OrnithologyMary C. McKitrick and Robert M. Zink · The Condor · 1988
Body Weights of Birds: A ReviewGeorge A. Clark, Jr. · The Condor · 1979
Biology of Marine BirdsSYDEMAN, WILLIAM J. · The Condor · 2003
Nest Site Selection in Mountain BluebirdsChristopher J. Herlugson · The Condor · 1981
Notes on Brazilian CracidaeHelmut Sick · The Condor · 1970