Squirrel Mare ( 牝 1775 Squirrel )
 |-- Ceres ( 牝 1779 栃栗毛 Sweetwilliam )
 |   |    1着 - '82英オークス
 |-- Isabella ( 牝 1783 鹿毛 Eclipse )
 |   |-- Ibis ( 牝 1791 鹿毛 Woodpecker )
 |   |   `-- Isis ( 牝 1805 鹿毛 Sir Peter Teazle )
 |   `-- Iris ( 牝 1802 黒鹿毛 Sir Peter Teazle )
 |   |   |-- Loo Choo ( 牝 1815 鹿毛 Peruvian )
 |   |   `-- Miss Iris ( 牝 1824 黒鹿毛 Blucher )
 |-- Zara ( 牝 1784 鹿毛 Eclipse )
 |   `-- Swordsman ( 牡 1796 鹿毛 Prizefighter )
 `-- Isabel ( 牝 1787 鹿毛 Woodpecker )
 |   `-- Skyscraper Mare ( 牝 1795 鹿毛 Skyscraper )
 |   |   |-- Brainworm ( 牡 1801 栗毛 Buzzard )
 |   |   |-- Johanna ( 牝 1813 鹿毛 Selim )
 |   |   |-- Bobadil ( 牡 1813 栗毛 Rubens )
 |   |   `-- Wiseacre ( 牡 1820 栗毛 Rubens )