Miss Middleton ( 牝 Regulus )
 |-- Matchem Middleton ( 牝 1763 Matchem )
 |   |-- Jemima ( 牝 1769 鹿毛 Snap )
 |   |   |-- Bridget ( 牝 1776 鹿毛 Herod )
 |   |   |   |    1着 - '79英オークス
 |   |   `-- Zilia ( 牝 1783 鹿毛 Eclipse )
 |   `-- Mexican ( 牡 1775 鹿毛 Snap )
 |-- Miranda ( 牝 1769 鹿毛 Snap )
 |   `-- Highflyer Mare ( 牝 1781 鹿毛 Highflyer )
 |   |   |-- Mercury Mare ( 牝 Mercury )
 |   |   `-- Phlegon Mare ( 牝 Phlegon )
 `-- Herod Mare ( 牝 1774 栗毛 Herod )
 |   |-- Highflyer Mare ( 牝 1784 鹿毛 Highflyer )
 |   |   |-- Harriet ( 牝 1794 栗毛 Volunteer )
 |   |   |-- Fidget Colt ( 牡 1794 黒鹿毛 Fidget )
 |   |   `-- Lightfoot's Oscar ( 牡 1795 黒鹿毛 Saltram )
 |   `-- Wimbleton ( 牝 1785 Evergreen )
 |   |   `-- Miss Whip ( 牝 1793 鹿毛 Volunteer )