| Unknown Common Name (yet) |
| Mantelliceras pervinquieri. |
| Michel # 1033; Scott # 809E; Stanley Gibbons # 1009; Yvert # 970; | |||
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| Color: multicolored | |||
| Date of Issue: 21.09.1982 | |||
| Face Value: 500 M | |||
| Designer: no information | |||
| Stamp Size: 25 × 38 mm. | |||
| Stamp Quantity: 1 008 000 | |||
| Perforation: 11½ | |||
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