Walter Edmond Clyde Todd

1913

• Todd, W.E.C. 1913. Preliminary diagnoses of apparently new birds from tropical America. Proceedings of the Biological Society of Washington. 26: 169–174. Washington. BHL Reference page. 

1915

• Todd, W.E.C. 1915. Preliminary diagnoses of apparently new South American Birds. Proceedings of the Biological Society of Washington. 28: 79–82. Washington. BHL Reference page. 

1917

• Todd, W.E.C. 1917. New genera, species, and subspecies of South American birds. Proceedings of the Biological Society of Washington. 30: 127–129. Washington. BHL Reference page. 

1919

Todd, W.E.C. 1919. Descriptions of apparently new Colombian birds. Proceedings of the Biological Society of Washington. 32: 113–117. Washington. BHLReference page. 

1920

• Todd, W.E.C. 1920. Descriptions of apparently new South American birds. Proceedings of the Biological Society of Washington. 33: 71–75. Washington. BHLReference page. 

1922

• Todd, W.E.C. 1922. New forms of Finches and Tanagers from tropical America. Proceedings of the Biological Society of Washington. Vol.35: 89–94. Washington. BHL Reference page. 

1925

• Todd, W.E.C. 1925. Sixteen new Birds from Brazil and Guiana. Proceedings of the Biological Society of Washington. 38: 91–99. Washington. BHL Reference page. 
• Todd, W.E.C. 1925. Four new Birds from Brazil. Proceedings of the Biological Society of Washington. 38: 111–113. Washington. BHL Reference page. 

1927

• Todd, W.E.C. 1927. New gnateaters and antbirds from tropical America, with a revision of the genus Myrmeciza and its allies. Proceedings of the Biological Society of Washington. 40: 149–177. Washington. BHL Reference page. 

1929

• Todd, W.E.C. 1929. Haplochelidon, a new genus of swallows. The Auk 46(2): 245. DOI: 10.2307/4075735 Reference page. 

1937

• Todd, W.E.C. 1935–1938. New South American Birds. Annals of the Carnegie Museum 25: 243–255 BHL Reference page. 

1940

• Todd, W.E.C. 1940. Birds of Western Pennsylvania. (Illustrations by George Miksch Sutton). Pittsburgh, Pennsylvania: University of Pittsburgh Press. xv + 710 pp. + 23 plates + topographic map.