Taxon - Odkazy a literatura
Gill F., Donsker D. & Rasmussen P. (eds): IOC World Bird List 11.1 [http://www.worldbirdnames.org/] [jako Lanius excubitor pallidirostris Cassin, 1851]Datum citace: 22. duben 2021
Bird Life 5.1 [31669]
Bird Life [http://www.birdlife.org] [jako Lanius pallidirostris Cassin, 1852]
Datum citace: 26. duben 2013
Clements, J. F.: eBird/Clements checklist of birds of the world 6.7, Cornell Lab of Ornithology [jako Lanius meridionalis pallidirostris]Datum citace: 17. duben 2013