Notes on the ontogeny of the white ibis, Guara alba

Published in 1914 in Zoologica, volume 1, issue 12, on pages 239-248
Authors: William Beebe

Specialization of tail down in certain ducks

Published in 1914 in Zoologica, volume 1, issue 13, on pages 249-252

Preliminary pheasant studies

Published in 1914 in Zoologica, volume 1, issue 15, on pages 259-285
Authors: William Beebe

The porpoise in captivity

Published in 1914 in Zoologica, volume 1, issue 16, on pages 289-299

Review of the genus Gennaeus

Published in 1914 in Zoologica, volume 1, issue 17, on pages 303-323
Authors: William Beebe

Notes on Costa Rican birds

Published in 1914 in Zoologica, volume 1, issue 18, on pages 325-343