Old Morocco Mare (牝 Fairfax Morocco Barb)
 |-- Spanker (牡 鹿毛 D'Arcy's Yellow Turk)
 |-- Young Bald Peg (牝 Leedes Arabian)
 |   |-- Wilkinson Barb Mare (牝 )
 |   |   `-- Grantham Mare (牝 Grey Grantham)
 |   `-- Bay Peg (牝 1690 鹿毛 Leedes Arabian)
 |       |-- Basto (牡 1703 黒鹿毛 Byerley Turk)
 |       `-- Fox (牡 1714 鹿毛 Clumsey)
 |-- Young Spanker (牡 Spanker)
 `-- Spanker Mare (牝 1690 芦毛 Spanker)
     |-- Leedes (牡 黒鹿毛 Leedes Arabian)
     |-- Leeds (牡 黒鹿毛 Leeds Arabian)
     |-- Highland Laddie (牡 Leedes Arabian)
     |-- Jigg (牡 1700 Byerley Turk)
     |-- Cream Cheeks (牝 1700 Leedes Arabian)
     |   |-- Betty Leedes (牝 Old Careless)
     |   |-- Cardigan Colt (牡 Richmond Turk)
     |   `-- Sister to Chaunter (牝 1712 Akaster Turk)
     `-- Betty Percinal (牝 1705 Leedes Arabian)
         `-- Paget Turk Mare (牝 芦毛 Pagett Arabian)