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RUSSIA
细节
AN AMMONITE
RUSSIA
Speetoniceras sp. from Oxfordian, late Cretaceous (164-157 million years ago), supported on stand
15in. (38cm.) wide
RUSSIA
Speetoniceras sp. from Oxfordian, late Cretaceous (164-157 million years ago), supported on stand
15in. (38cm.) wide