siblings of Colorado xx

full siblings 2 half siblings maternal 2 half siblings paternal 105

full siblings

stallion Caerleon xx (Thoroughbred, 1927, from Phalaris xx)

Caerleon xx
gender-male
1927

Phalaris xx / Chaucer xx

broodmare Halcyon xx (Thoroughbred, 1921, from Phalaris xx)

Halcyon xx
gender-female
1921

Phalaris xx / Chaucer xx