| Name | Neptun (AH) |
| YoB | 1910 |
| Sex | horse |
| Colour | dark bay |
| Sire | Friedau (AH), 1899 |
| Dam | Ruth (US), 1900 |
| Damsire | ? |
| Breeder | Freiherrl. de Forest'sche Domänen-Direktion |
| Birthplace | Rossitz, Bez. Brünn, Mähren (Rosice u Brna, Èeská republika) |
| Neptun (AH), 1910 | Friedau (AH), 1899 | E. L. Robinson (US), 1889 | Epaulet (US), 1880 |
| Lizzie M. (US), 1873 | |||
| Jessie D. (US), 1888 | Elyria (US), 1882 | ||
| Kate (US) | |||
| Ruth (US), 1900 | ? | ? | |
| ? | |||
| ? | ? | ||
| ? |