A Leicester Longwool sheep. If coated and allowed to grow, the sheep will produce a coat with a 12" staple length that has a silk like sheen to it when spun. These are the sheep that made landowners in the middle ages wealthy. Very rare in the USA.
Oxford sheep (also known as Oxford Down) is an English breed developed in the 1830s by crossing the Cotswold with a forerunner of the Hampshire, and using the resulting cross-breeds to form the basis of the present-day breed. This breed is primarily raised for meat.