Heliangelus
Literature
| Authors | Title |
Year of Publication |
|---|---|---|
| A. Solano-Ugalde | Notes on the distribution and natural history of bird species in the Chocó bioregion of Ecuador | 2011 |
| H.F. Greeney; M.E. Juiña-J.; J.B.C. Harris; M.T. Wickens; B. Winger; R.A. Gelis; E.T. Miller; A. Solano-Ugalde | Observations on the breeding biology of birds in south-eastern Ecuador | 2010 |