siblings of Pioneer Mare xx

half siblings paternal

stallion Rous Emigrant xx (Thoroughbred, 1822, from Pioneer xx)

Rous Emigrant xx

broodmare Pioneer Mare xx (Thoroughbred,  , from Pioneer xx)

Pioneer Mare xx

broodmare My Aunt Nan xx (Thoroughbred, 1823, from Pioneer xx)

My Aunt Nan xx

broodmare Advance xx (Thoroughbred, 1815, from Pioneer xx)

Advance xx