"Tropical" or "Popsicle"). [ 3 ] Concrete Mixer: Auckland SX carriage set . Corn-cob: Toll Rail yellow and aquamarine livery. [ 4 ] Cyclops: restored Wellington EMU set DM 556. [ 5 ] D Dixies: DX class locomotives. Drewrys: NZR RM class 88 seater railcars . [ 6 ] E Elephant-style: