Heliangelus viola Gould, 1853
- Type locality: Banks of the Marañón, Peru.
- Heliotrypha viola (Gould, 1853)
- Gould, J. 1853. Description of five new species of Humming Birds. The Athenaeum. Journal of English and Foreign Literature, Science, and the Fine Arts no.1329 p. 481 Google Books Reference page. [has priority over PZS pt.21 no.251 p. 61 BHL published 25 July 1854.]