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| 正面描述 | The obverse features a detailed relief depiction of an Allosaurus in a prehistoric landscape, shown in profile striding to the left with open jaws, flanked by low vegetation and rocky terrain. The legend ALLOSAURUS arcs along the upper field, with the secondary inscription 180 MILLION B.C. below it. |
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| 正面文字 | Latin |
| 正面铭文 | 登录 以查看详情 |
| 背面描述 | The reverse displays six individual relief depictions of dinosaurs arranged around the field, each labeled with its species name and geological age: Coelophysis (Triassic Age) at the top center, Brontosaurus (Jurassic Age) at left, Allosaurus (Jurassic Age) at right, Stegosaurus (Jurassic Age) at center, Tyrannosaurus Rex (Cretaceous Age) at lower left, and Triceratops (Cretaceous Age) at lower right. The series title AGE OF THE DINOSAUR and subtitle MESOZOIC ERA appear along the upper arc, with the copyright symbol and date 1988 in the exergue. |
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| 铸造机构 | 登录 以查看详情 |
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