| Name | Pluto (AH) |
| YoB | 1914 |
| Sex | horse |
| Colour | dark bay |
| Sire | The Plunger (US) or Argonaut (AH) |
| Dam | Merode (I), 1902 |
| Damsire | Bellwether (US), 1888 |
| Breeder | Egon Goldschmidt |
| Birthplace | Wolfpassing, Nieder-Österreich (Wolfpassing, Niederösterreich) |
| Pluto (AH), 1914 | |||
| Merode (I), 1902 | Bellwether (US), 1888 | Viking (US), 1881 | |
| Christine (US) | |||
| Santuzza (I), 1895 | |||