inbreeding: POT 8 O'S (3x3) - HIGHFLYER (3x4x4) - ECLIPSE (4x4) - SPORTSMISTRESS (4x4) - HEROD (4x4x5x5) - RACHEL (4x5x5) - SNAP (4x5) - MARSKE (5x5) - SPILLETTA (5x5) - SPORTSMAN (5x5) - GOLDEN LOCKS (5x5) - TARTAR (5x5x6x6) - CYPRON (5x5x6x6) - BLANK (5x5x6x6) - REGULUS MARE (5x5x6x6) - SNIP (5x6) - FOX MARE (5x6) - PARTNER MARE (5x6) - SQUIRT (6x6) - BLACKLEGS [HUTTON'S] MARE (6x6) - REGULUS (6x6x6x6) - MOTHER WESTERN (6x6) - CADE (6x6x6) - SILVERTAIL (6x6) - OROONOKO (6x6) - CRAB MARE (6x6) - PARTNER (6x6x6) - MELIORA (6x6) - BLAZE (6x6) - SELIMA (6x6) - THE GODOLPHIN ARABIAN (6x6x6) - LITTLE HARTLEY MARE (6x6)