Comus Mare ( 牝 1834 栗毛 Comus )
 |-- Bay Middleton Mare ( 牝 1839 黒鹿毛 Bay Middleton )
 |   |-- Sleight of Hand Mare ( 牝 1846 鹿毛 Sleight of Hand )
 |   |   |-- Elizabeth ( 牝 1856 栗毛 Daniel O'Rourke )
 |   |   |-- Duty ( 牝 1860 鹿毛 Rifleman )
 |   |   `-- Pestilence ( 牝 1860 栗毛 Daniel O'Rourke )
 |   `-- Wollaton ( 牡 1850 鹿毛 The Caster )
 |-- Emma Middleton ( 牝 1842 鹿毛 Bay Middleton )
 |   |-- Emma Bowes ( 牝 1858 鹿毛 Newminster )
 |   |   `-- Roquefort ( 牡 1867 鹿毛 Hospodar )
 |   |            1着 - '69モルニ賞
 |   `-- Mayflower ( 牝 1859 栗毛 Newminster )
 |   |   `-- Mayfly ( 牝 1871 栗毛 King of Trumps )
 |-- Hampton Mare ( 牝 1844 栗毛 Hampton )
 |   `-- Codrington ( 牡 1854 鹿毛 Womersley )
 |-- Sorceress ( 牝 1845 黒鹿毛 Sleight of Hand )
 |   `-- Aslauga ( 牝 1860 鹿毛 Rataplan )
 |   |   `-- Presto ( 牝 1876 黒鹿毛 Pretender )
 `-- Fern ( 牝 1855 芦毛 Fernhill )
 |   |-- Parze ( 牝 1868 鹿毛 Buccaneer )
 |   |   `-- Piccadilly ( 牝 1881 鹿毛 Preakness )
 |   `-- Pirat ( 牡 1874 鹿毛 Buccaneer )
 |            1着 - '77独ダービー