C16. The Steeltrap Mare (ch f Steeltrap)
    Marchioness (f Marquis)
    | The Marchioness Filly (ch f 1869 Kingston)
    |   Helena (br f 1879 Yattendon)
    |     Eileen (br f 1894 Trident)
    |       Needle Gun (b f 1900 Amberite)
    |         Line Gun (br f 1910 Sir Simmer)
    |           Sere Vale (br f 1925 Seremond)
    |             Spear Chief (br c 1934 Spearfelt)
    Ladybird (ch f Marquis)
      Maid of the Lake (b f 1859 Lambuscat)
      | Maiden's Blush (f Kingston)
      |   ZULU (blk c 1877 Barbarian)  Melbourne Cup
      Phoebe (ch f 1863 Sir Hercules)
        Miss Phoebe (ch f 1872 Kingston)
          Latona (ch f 1884 Moorthorpe)
            Antonia (b f 1896 Bengal)
              ANTONIUS (b c 1903 Sir Foote)  Sires' Produce S(Victoria)