Taxon - Odkazy a literatura
Medway, D.G. (2010): The Tongatapu rail Gallirallus hypoleucus (Finsch & Hartlaub, 1867) – an extinct species resurrected?, Notornis. 57 (4): 199–203 [jako Gallirallus hypoleucus (Finsch & Hartlaub, 1867)]
Medway, D.G. (2010): The Tongatapu rail Gallirallus hypoleucus (Finsch & Hartlaub, 1867) – an extinct species resurrected?, Notornis. 57 (4): 199–203 [jako Gallirallus hypoleucus (Finsch & Hartlaub, 1867)]