N. A. Vigors, Th. Horsfield: Australian birds in the collection of the Linnean Society; with an attempt at arranging them according to their natural affinities. In: Transactions of the Linnean Society of London, Bd. 15, Nr. 1, S.170–334, 1827, doi:10.1111/j.1095-8339.1826.tb00115.x. Biodiversity Library
N. A. Vigors, Th. Horsfield: Australian birds in the collection of the Linnean Society; with an attempt at arranging them according to their natural affinities. In: Transactions of the Linnean Society of London, Bd. 15, Nr. 1, S.170–334, 1827, doi:10.1111/j.1095-8339.1826.tb00115.x. Biodiversity Library