Taxon - Links and literature
subspecies
Pica pica galliae Kleinschmidt, 1917
Clements, J. F.: eBird/Clements checklist of birds of the world 6.7, Cornell Lab of Ornithology [as Pica pica galliae]Data retrieved on: 7 April 2013
subspecies
Clements, J. F.: eBird/Clements checklist of birds of the world 6.7, Cornell Lab of Ornithology [as Pica pica galliae]