Period:Unknown
Materials:
Technique:
Dimensions:Length: 4.57 centimetres
Description:
Fossilised echinus.
IMG
![图片[1]-fossil BM-1902-1220.182-China Archive](https://chinaarchive.net/Unknown/43/mid_01142532_001.jpg)
![图片[2]-fossil BM-1902-1220.182-China Archive](https://chinaarchive.net/Unknown/43/mid_01142536_001.jpg)
![图片[3]-fossil BM-1902-1220.182-China Archive](https://chinaarchive.net/Unknown/43/mid_01149369_001.jpg)
Comments:
Materials:
Technique:
Dimensions:Length: 4.57 centimetres
Description:
Fossilised echinus.
IMG
Comments:
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