Dam of Milbanke's Black Mare through which the maternal line of the family continues

The GSB says Blunderbuss Royal Mare [erroneously called Kitt Darcy's Royal Mare in GSB] is the dam of Milbanke's Black Mare, but pedigree certificates for Creeper given by James Darcy the younger state Milbanke's Black Mare is a half sister to Blunderbuss Royal Mare, not her daughter, both being out of Grey Royal

Grey Royal is dam of 1) highly influential broodmare Milbanke's Black Mare which expanded Family 13 and is 4th dam of the great racehorse and sire Highflyer, Champion Sire 13 times);

of 2) Blunderbuss Royal Mare, the dam of Old Royal, sire of Bald Charlotte (winner of 3 King's Plates 1726-1727, 8th dam of the great American racehorse Boston, sire of Lexington); grandam of successful sire Hartley's Blind Horse; and 4th dam of successful sire Hampton Court Childers