Table 1.

Labrador genotypes [8] for hair color inheritance and corresponding types of melanin

Color	Genotype	Melanin type
Black	As–  B–  E–	Eumelanin
Liver (chocolate)	As–  bb  E–	Eumelanin
Yellow, liver nose	– –  B–  ee	Phaeomelanin
Yellow, black nose	– –  bb  ee	Phaeomelanin