Swaziland. Butterflies. Issued 17 March 1987. The 25c, 35c, 45c and 55c values were surcharged and reissued 17 December 1990. The 15c/45c Graphium Antheus appeared unannounced some time after release of the other four provisionals.
Two used examples of the 40c/55c Zebra White exist with double surcharge (one diagonal and reversed).