Mongolia
Printer: State Printing Works Budapest
| Country: | Mongolia |
| Type: | Postage stamps |
| Series: | Prehistoric Animals |
| Nominal: | 20 Mongolian möngö |
| Year: | 1967 |
| Size: | 39 x 33 mm |
| Perforation: | comb 12 x 11½ |
Prehistoric Animals
 Mammoth |  Stegosaurus |  Talararus |  Gorythosaurus |
 Tyrannosaurus |  Triceratops |  Chasmosaurus 3$ |  Stegosaurus 0.05$ |
 Probactrosurus 0.02$ |  Opisthocoelicaudia 0.05$ |  Iguanodon 0.09$ |  Tarbosaurus 1.1$ |