1858

• Sclater, P.L. 1858. List of birds collected by Mr. Louis Fraser, at Cuenca, Gualaquiza and Zamora, in the Republic of Ecuador. Proceedings of the Zoological Society of London Pt. 26 no. 375: 449-461. BHL Reference page. 

• Sclater, P.L. 1858. On the birds collected by Mr. Fraser in the vicinity of Riobamba, in the Republic of Ecuador. Proceedings of the Zoological Society of London Pt. 26 no. 381: 549-556. BHL Reference page. 

1859

• Sclater, P.L. 1859. List of the First Collection of Birds made by Mr. Louis Fraser at Pallatanga, Ecuador, with Notes and Descriptions of New Species. Proceedings of the Zoological Society of London Pt. 27(2): 135–147. BHL Reference page. 

1860

• Sclater, P.L. 1860. List of additional Species of Birds collected by Mr. Louis Fraser at Pallatanga, Ecuador; with Notes and Descriptions of New Species. Proceedings of the Zoological Society of London 28(1): 63–73. BHL Reference page. 

• Sclater, P.L. 1860. List of Birds collected by Mr. Louis Fraser in the vicinity of Quito, and during excursions to Pichincha and Chimborazo; with Notes and Descriptions of New Species. Proceedings of the Zoological Society of London 28(1): 73-83. BHL Reference page. 

• Sclater, P.L. 1860. List of Birds collected by Mr. Louis Fraser in Ecuador, at Nanegal, Calacali, Perucho, and Puellaro; with Notes and Descriptions of New Species. Proceedings of the Zoological Society of London 28(1): 83-97. BHL Reference page. 

• Sclater, P.L. 1860. List of Birds collected by Mr. Fraser at Babahoyo in Ecuador, with Descriptions of New Species. Proceedings of the Zoological Society of London 28(2): 272–290. BHL Reference page.