Bet Bosley (牝 1815 栗毛 Wilkes Wonder)
 |-- Bet Bosley Jr (牝 Bluster)
 |   |-- Pacific Mare (牝 1832 鹿毛 Pacific)
 |   |   `-- Albion Mare (牝 Albion)
 |   `-- Little Trick (牝 1847 栗毛 Priam)
 |       `-- Odd Trick (牝 1860 栗毛 Lexington)
 `-- Nancy Nichol (牝 芦毛 Eagle)
     `-- Madam Bosley (牝 芦毛 Sir Richard Tonson)
         |-- Gamma (牝 1836 芦毛 Pacific)
         |-- Epsilon (牡 1837 鹿毛 Pacific)
         |-- Ida (牝 1847 鹿毛 Belshazzar)
         |-- Mary White (牝 1853 芦毛 Belshazzar)
         `-- Eloise (牝 1858 芦毛 Ebony)