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For a stratophenetic analysis of Middle Triassic ammonoids from the German Muschelkalk (Anisian, Ladinian), whorl expansion rates, whorl width indexes, umbilical width indexes, maximal conch sizes, body chamber lengths, the orientations of the aperture, and a number of sculpture parameters of approximately 500 specimens were identified. 274 of these data sets, sorted according to their stratigraphic...
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