Chestnut Thornton (牝 栗毛 Makeless)
 `-- Lusty Thornton (牝 Croft's Bay Barb)
     |-- Brown Woodcock (牝 1717 黒鹿毛 Darcys Woodcock)
     |   |-- Crofts Chestnut Mare (牝 Greyhound)
     |   |-- Emma (牝 1724 黒鹿毛 Greyhound)
     |   |-- Partner Mare (牝 1731 栗毛 Croft's Partner)
     |   `-- Partner Mare (牝 1732 栗毛 Croft's Partner)
     `-- Ringbone (牝 1732 栗毛 Croft's Partner)
         |-- Ancaster Starling (牡 1738 芦毛 Bolton Starling)
         |-- Mary Gray (牝 1742 栗毛 Roundhead)
         |-- Forester Mare (牝 1746 栗毛 Croft's Forester)
         |-- Miss Starling (牝 1750 Bolton Starling)
         `-- Miss Starling Jr. (牝 1752 Starling)