Description (Hemignathus ellisianus)
Date 1893-1900
Source Walter Rothschild. The Avifauna of Laysan and the neighbouring islands with a complete history to date of the birds of the Hawaiian possession. London: R.H. Porter, 1893-1900.
Author Artist/Künstler: John Gerrard Keulemans (1842-1912)
Source: https://commons.wikimedia.org/wiki/File:Hemignathus_ellisianus1.jpg

The Oʻahu ʻakialoa (Akialoa ellisana) was a finch in the Fringillidae family. It was formerly considered a subspecies in the greater akialoa complex before being elevated to a full species. It was endemic to the island of Oʻahu in the Hawaiian Islands. Order: Passeriformes, Family: Fringillidae, Subfamily: Carduelinae, Species: Akialoa ellisiana (G.R. Gray, 1860), Synonyms: Hemignathus ellisianus ellisianus.