The birds of the Obi Group, Central Moluccas

Published in 1903 in Novitates Zoologicae, volume 10, on pages 1-17
Authors: Ernst Hartert

The birds of Batjan

Published in 1903 in Novitates Zoologicae, volume 10, on pages 43-64
Authors: Ernst Hartert

Notes on Papuan birds

Published in 1903 in Novitates Zoologicae, volume 10, on pages 196-231

Reptiles from Rio de Oro, Western Sahara

Published in 1903 in Novit. zool, volume 10, on pages 298-299
Authors:

New Oriental Anthribidae

Published in 1903 in Novitates Zoologicae, volume 10, on pages 415-434
Authors: Karl Jordan

Notes on Papuan birds

Published in 1903 in Novitates Zoologicae, volume 10, on pages 435-480

A revision of the Lepidopterous family Sphingidae

Published in 1903 in Novitates Zoologicae, volume 9 Supplement, issue 1, on pages 1-813