siblings of Altesse xx

half siblings maternal 2 half siblings paternal 2

half siblings paternal

horse Alexandrine xx (Thoroughbred, 1895, from Pythagoras xx)

Alexandrine xx
gender-female
1895

Pythagoras xx / unknown

horse Castres xx (Thoroughbred, 1894, from Pythagoras xx)

Castres xx
gender-female
1894

Pythagoras xx / Vermouth xx