FAQ: How many chromosomes has Erythrura gouldiae?
As far as we know there was no specific research to the number of chromosome in Goudian finch. Research of 1999 mentions that the Gouldian finch is expected to have the typical passerine chromosome set of 2n ~ 78-80 (1 – 2)
 S. Shetty, D. K. Griffin, en J. A. M. Graves, ‘Comparative painting reveals strong chromosome homology over 80 million years of bird evolution’, Chromosome Research, vol. 7, nr. 4, pp. 289–295, 1999.
 H. Zhang, ‘Genetics of plumage colour polymorphism in the Gouldian finch (Erythrura gouldiae)’, PhD Thesis, University of Sheffield, 2015.