Petrex (US)
| Year of Birth | 1915 |
| Sex | mare |
| Colour | ? |
| Sire | Peter the Great (US) |
| Dam | Extasy (US) |
| Damsire | Baron Wilkes (US) |
| Breeder | |
| Birthplace |
Pedigree
Foals
| YoB | Name | Colour | Sex | Pedigree | Breeder | Birthplace |
|---|---|---|---|---|---|---|
| 1925 | Spencer (US) | horse | Lee Tide (US) - Petrex (US) | |||
| 1928 | Trance (US) | bay | mare | Lee Tide (US) - Petrex (US) | David M. Look |