Reference
Carlos G. C. Mielke, Jean Haxaire (2013): A Hawk Moths fauna of southern Maranhão state, Brazil, with description of
a new species of Orecta Rothschild & Jordan, 1903 and the female of
Nyceryx mielkei Haxaire, 2009 (Lepidoptera: Sphingidae) – Nachrichten des Entomologischen Vereins Apollo – 34: 109 - 116.