Bay Bolton Mare ( 牝 1728 Bay Bolton )
 |-- Hutton's Blacklegs Mare ( 牝 Hutton's Blacklegs )
 |   |-- Sister to Careless ( 牝 Huttons Spot )
 |   |   `-- Sweepstakes Mare ( 牝 Turner's Sweepstakes )
 |   |-- Marske ( 牡 1750 黒鹿毛 Squirt )
 |   `-- Regulus Mare ( 牝 1757 Regulus )
 |   |   `-- Cantatrice ( 牝 1767 Sampson )
 |-- Hutton's Spot Mare ( 牝 Hutton's Spot )
 |   |-- Vixen ( 牝 1753 鹿毛 Regulus )
 |   |   |-- Plaything ( 牝 1767 鹿毛 Matchem )
 |   |   `-- Folly ( 牝 1771 鹿毛 Marske )
 |   `-- Portia ( 牝 1758 鹿毛 Regulus )
 |   |   `-- Dorimond Mare ( 牝 1765 Dorimond )
 |-- Spot Mare ( 牝 芦毛 Huttons Spot )
 |   |-- Regulus Mare ( 牝 Regulus )
 |   |   `-- Wilful Mare ( 牝 Wilful )
 |   `-- Lexington Arabian Mare ( 牝 Lexington Arabian )
 |   |   `-- Brother to Fearnought ( 牡 1726 Bay Bolton )
 |-- The Ruby Mare ( 牝 Hutton's Blacklegs )
 |   `-- Phantom Mare ( 牝 Phantom )
 |   |   `-- Huttons Arbitrator ( 牡 1766 Bay Ranger )
 `-- Hutton's Barb Mare ( 牝 Hutton's Bay Barb )
 |   `-- Bay Rangers Dam ( 牝 Mixbury Galloway )
 |   |   |-- Bay Ranger ( 牡 1749 鹿毛 Hutton's Spot )
 |   |   `-- Morton Arabian Mare ( 牝 1753 Morton Arabian )