The stems of crinoids are composed of rounded ossicles, which often break off from the fossils. This specimen of impure Carboniferous Period limestone contains many different ossicles that became fragmented from the crinoid stems before fossilization.
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Details
Creative#:
TOP22077012
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
No
Right to Privacy:
No
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