| Added by |
 Steve
|
| Face value | 18p |
| Catalog code (Michel) | GB 876 |
| Catalog code (Scott) | GB 942 |
| Catalog code | Yvert et Tellier GB 993 Stanley Gibbons GB 1152 AFA number GB 960 Unificato GB 993 |
| Series | Butterflies |
| Place in series | 2 |
| Stamp colour | Multicoloured |
| Watermark | None |
| Stamp use | Commemorative stamp |
| Print run | 11.161.000 |
| Issue date | 13/05/1981 |
| Designer | Gordon Beningfield |
| Paper type | phosphor coated paper |
| Print technique | photogravure |
| Printed by | Harrison & Sons Ltd. |
| Perforation | comb 14¼ x 14¾ |
| Height | 41.00 mm |
| Width | 30.00 mm |
| Catalog prices | Used stamp $0.45 Unused stamp $0.70 |
