Orthoceras on block
MCN-SEL-883017
Devonian, 350 million years old
Erfoud, Morocco
Orthoceras are slender, elongate shells, ancestors to the modern day squid.
12 x 2.5 cm shell on 12.5 x 7 cm block / 235 g
USD 30 / RMB 199 / HKD 229
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