Taxon - Links and literature
Bird Life 3 [103670340]
Bird Life [http://www.birdlife.org] [as Campylorhamphus probatus Zimmer, 1934]
Data retrieved on: 30 July 2019
del Hoyo J., Elliott A., Sargatal J., Christie D.A. & de Juana E. (eds.).: Handbook of the Birds of the World (HBW) Alive [https://www.hbw.com/], Lynx Edicions, Barcelona [as Campylorhamphus probatus J. T. Zimmer, 1934]Data retrieved on: 25 December 2018
Gill F., Donsker D. & Rasmussen P. (eds): IOC World Bird List 11.1 [http://www.worldbirdnames.org/] [as Campylorhamphus procurvoides probatus Zimmer, JT, 1934]Data retrieved on: 22 April 2021
IUCN Red List of Threatened Species 2024-1 [103670340]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Campylorhamphus probatus Zimmer, 1934]
Data retrieved on: 29 January 2024
Clements, J. F.: eBird/Clements checklist of birds of the world 6.7, Cornell Lab of Ornithology [as Campylorhamphus procurvoides probatus]Data retrieved on: 25 April 2013