| breed | Thoroughbred |
| color / sex / birth date | bay f ., |
| breeder | USA |
| Sire line | Herod |
| Dam line | Royal mare |
| foaling reference | Ам. |
| Owner | USA |
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Kosciusko
(USA)
USA chestnut, 1815 |
Sir Archy
(USA)
bay, 1805 |
Diomed
(GB)
chestnut, 1777 |
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Diomed mare
(USA)
USA |
Kennedys Diomed
(USA)
bay, 1802 |
Diomed
(GB)
chestnut, 1777 |
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Old Pet
(USA)
chestnut, 1810 |
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Diomed mare
(USA)
grey, 1800 |