When you said "braised oxtail" is that of a specific style / cuisine?
Kampuchea Noodle Bar has an oxtail stew and an oxtail sandwich.
Danube used to have an oxtail consomme, though I don't know if they still serve it.
Alta (tapas) and Cfraftsteak have oxtail ravioli.
davidburke & donatella has an oxtail stew with poached egg and polenta at brunch.
Paprika at St. Marks has a pasta dish with braised oxtail ragu.