inbreeding: SIR PETER (3x3) - HIGHFLYER (4x4x4) - PAPILLON (4x4x4) - ECLIPSE (4x6) - Y MARSKE (4x5) - HEROD (5x5x5x5x5x5x5) - RACHEL (5x5x5) - SNAP (5x5x5) - MISS CLEVELAND (5x5x5) - REGULUS MARE (5x6x6x6) - MARSKE (5x5x6) - BLANK MARE (5x6) - TARTAR (6x6x6x6x6x6x6) - CYPRON (6x6x6x6x6x6x6) - BLANK (6x6x6x6) - SNIP (6x6x6) - FOX MARE (6x6x6) - REGULUS (6x6x6x6x6) - MIDGE (6x6x6) - SQUIRT (6x6x6) - BLACKLEGS [HUTTON'S] MARE (6x6) - MATCHEM (6x6)