descendants of Empress xx

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broodmare Lady Bangtail xx (Thoroughbred, 1845, from Erymus xx)

Lady Bangtail xx
gender-female
1845

Erymus xx / Emilius xx

stallion Autocrat xx (Thoroughbred, 1851, from Bay Middleton xx)

Autocrat xx
gender-male
1851

Bay Middleton xx / Emilius xx