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{{Information |Description=Quinarian classification of birds by Vigors |Source=http://rjohara.net/cv/1988-ioc Vigors, N.A. 1824. Observations on the natural affinities that connect the orders and families of birds. Trans. Linn. Soc. 14: 395–517. |Date=1
{{Information |Description=Quinarian classification of birds by Swainson |Source=http://rjohara.net/cv/1988-ioc Swainson, W. 1836–1837. On the natural history and classification of birds. 2 vols. Longman, Rees, Orme, Brown, Green, and Longman, London. |
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