Doctor's Fancy (牝 1951 栗毛 War Relic)
 |-- Seventh Muse (牝 1961 栗毛 Greek Song)
 |   `-- Seventh Landing (牡 1969 栗毛 First Landing)
 `-- Amerigo's Fancy (牝 1962 栗毛 Amerigo)
     |-- Noble Fancy (牝 1971 鹿毛 Vaguely Noble)
     |   |-- カツラII Katsura [米] (牝 1977 栗毛 Northern Dancer)
     |   `-- Regent's Fancy (牝 1987 鹿毛 Vice Regent)
     |-- Amata (牝 1972 栗毛 Nodouble)
     |   `-- Swell Time (牝 1988 鹿毛 Sadler's Wells)
     |-- Ameridouble (牝 1973 栗毛 Nodouble)
     |   |-- Pale Purple (牝 1978 鹿毛 Verbatim)
     |   |-- Triple Tipple (牝 1979 鹿毛 Raise a Cup)
     |   `-- Tapstress (牝 1990 黒鹿毛 Desert Wine)
     |-- Trillionaire (牝 1975 鹿毛 Vaguely Noble) 海外5勝
     |   |    1着 - プリンセスロイヤルS(G3)
     |   `-- Lock's Dream (牝 1982 鹿毛 Youth)
     `-- Hayley Nicole (牝 1978 鹿毛 Apalachee)
         `-- Galaxy North (牝 1986 鹿毛 Far North)