1905

• Thomas, O. & Wroughton, R.C. 1905. On a second collection of mammals obtained by Dr. W. J. Ansorge in Angola. Annals and Magazine of Natural History, series 7, 16(92): 169–178. DOI: 10.1080/03745480509443664 BHL Reference page. 

1907

• Thomas, O. & Wroughton, R.C. 1907. The Rudd exploration of South Africa.— VII. List of mammals obtained by Mr. Grant at Coguno, Inhambane. Proceedings of the Zoological Society of London 77(2): 285–299. DOI: 10.1111/j.1096-3642.1907.tb01819.x BHL Reference page. 

1908

• Thomas, O. & Wroughton, R.C. 1908. On a new oribi obtained by Major Powell-Cotton in British East Africa. Annals and Magazine of Natural History, series 8, 1(2): 177–178. DOI: 10.1080/00222930808692380 BHL Reference page. 

• Thomas, O. & Wroughton, R.C. 1908. The Rudd exploration of South Africa.— IX. List of mammals obtained by Mr. Grant on the Gorongoza Mountains, Portuguese S.E. Africa. Proceedings of the Zoological Society of London 78(2): 164–173. DOI: 10.1111/j.1096-3642.1908.tb01842.x BHL Reference page. 

• Thomas, O. & Wroughton, R.C. 1908. The Rudd exploration of South Africa.— X. List of mammals obtained by Mr. Grant near Tette, Zambesia. Proceedings of the Zoological Society of London 78(3): 535–553. DOI: 10.1111/j.1469-7998.1908.tb07390.x BHL Reference page. 

1909

• Thomas, O. & Wroughton, R.C. 1909. [On a collection of mammals from western Java, presented to the National Collection by Mr. W. E. Balston]. Abstracts of the Proceedings of the Zoological Society of London No. 68: 18–19. BHL Reference page. 

• Thomas, O. & Wroughton, R.C. 1909. Two new macaques from W. Java. Annals and Magazine of Natural History, series 8, 3(16): 380–381. DOI: 10.1080/00222930908692596 BHL Reference page. 

• Thomas, O. & Wroughton, R.C. 1909. Diagnoses of new mammals collected by Mr. H. C. Robinson in the Malay Peninsula and Rhio Archipelago. Annals and Magazine of Natural History, series 8, 3(17): 439–441. DOI: 10.1080/00222930908692605 BHL Reference page. 

• Thomas, O. & Wroughton, R.C. 1909. On a collection of mammals from western Java presented to the National Museum by Mr. W. E. Balston. Proceedings of the Zoological Society of London 79(2): 371–392. DOI: 10.1111/j.1096-3642.1909.tb01875.x BHL Reference page. 

• Thomas, O. & Wroughton, R.C. 1909. Diagnoses of new mammals collected by Mr. H. C. Robinson in the islands of the Straits of Malacca. Annals and Magazine of Natural History, series 8, 4(24): 534–536. BHL Reference page. 

• Thomas, O. & Wroughton, R.C. 1909. On mammals from the Rhio Archipelago and Malay Peninsula collected by Messrs. H. C. Robinson, C. Boden Kloss, and E. Seimund, and presented to the National Museum by the Government of the Federated Malay States. Journal of the Federated Malay States Museums 4: 99–129. BHL Reference page. 

1910

• Thomas, O. & Wroughton, R.C. 1910. Ruwenzori Expedition Reports. 17. Mammalia. Transactions of the Zoological Society of London 19(5): 481–518, pls. 30–34. DOI: 10.1111/j.1469-7998.1909.tb08569.x BHL Reference page.