What is "sullubawa"

The Sullubawa are a Fulani clan in Northern Nigeria, found mainly in Kano and Katsina States. Both of the current ruling houses of the Kano and Katsina Emirates are Sullubawa. They are said to have originated in Futa Toro, in what is now Senegal and are associated with the Torodbe. A royal clan, the Sullubawa were said to have become "hereditary beneficiaries of all positions of authority in all but one Hausa state. By the end of the 19th century, the Sullubawa controlled many of the fiefdoms of the Kano Emirate.