siblings of Marathon xx

full siblings 2 half siblings maternal 3

full siblings

horse Martinus xx (Thoroughbred, 1931, from Larkspur xx)

Martinus xx
gender-male
1931

Larkspur xx / St. Martin xx

horse Martingal xx (Thoroughbred, 1933, from Larkspur xx)

Martingal xx
gender-male
1933

Larkspur xx / St. Martin xx