最終更新日:2022/12/24
Cephalopods have a long fossil record, the earliest certain cephalopod fossils are loosely coiled or straight shelled nautiloids found in the Cambrian of China 515 million years ago.
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Cephalopods have a long fossil record, the earliest certain cephalopod fossils are loosely coiled or straight shelled nautiloids found in the Cambrian of China 515 million years ago.