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Kosmoceras (Gulielmites) planicerclus (Buckman, 1923) Lower callovian zone: enodatum sub-zone/biohorizon: enodatum |
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Kosmoceras (Gulielmites) planicerclus (Buckman, 1923) Lower callovian zone: enodatum sub-zone/biohorizon: enodatum |
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