This echinoid dates from the Ordovician period. Starfish belong to the Echinoderm spiney skinned and were mostly bottom dwellers. They are also characterised by five-fold symmetry.
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Details
Creative#:
TOP23856412
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
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No
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No
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No
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