The birds of Norfolk & Lord Howe Islands and the Australasian South Polar quadrant :London :H.F. & G. Witherby,1928.biodiversitylibrary.org/page/58795255
The Rufous-vented Ground Cuckoo Ranges from Costa Rica to Brazil in tropical forests. This one, however, is at the entrance to the Coastal Nature Reserve in Buenos Aires.
The birds of Australia, supplement /.London :Printed by Taylor and Francis ... published by the author ...,[1851]-1869..biodiversitylibrary.org/page/48517524