Lusty Thornton (牝 Croft's Bay Barb)
 |-- Brown Woodcock (牝 1717 黒鹿毛 Darcys Woodcock)
 |   |-- Crofts Chestnut Mare (牝 Greyhound)
 |   |   `-- Mary Grey (牝 1742 芦毛 Bolton Starling)
 |   |-- Emma (牝 1724 黒鹿毛 Greyhound)
 |   |   `-- Emma (牝 Regulus)
 |   |-- Partner Mare (牝 1731 栗毛 Croft's Partner)
 |   |   `-- Sweepstakes (牡 1749 鹿毛 The Gower Stallion)
 |   `-- Partner Mare (牝 1732 栗毛 Croft's Partner)
 |       `-- Miss Makeless (牝 1737 鹿毛 Young Greyhound)
 `-- Ringbone (牝 1732 栗毛 Croft's Partner)
     |-- Ancaster Starling (牡 1738 芦毛 Bolton Starling)
     |-- Mary Gray (牝 1742 栗毛 Roundhead)
     |   `-- Monkey Mare (牝 1754 栗毛 Monkey)
     |-- Forester Mare (牝 1746 栗毛 Croft's Forester)
     |   `-- Fair Forester (牝 1753 Sloe)
     |-- Miss Starling (牝 1750 Bolton Starling)
     |   `-- Nutcracker (牝 1767 鹿毛 Matchem)
     `-- Miss Starling Jr. (牝 1752 Starling)
         `-- Brown Regulus (牝 1759 黒鹿毛 Regulus)