The largest mounted skeleton in the world is a brachiosaurid the Giraffatitan brancai ( formerly Brachiosaurus brancai ) at the Museum fÃ 1\/4 r Naturkunde in Berlin , Germany . The largest mounted skeleton in the world is a brachiosaurid : the Giraffatitan brancai ( formerly Brachiosaurus brancai ) at the Museum fÃ 1\/4 r Naturkunde in Berlin , Germany .