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Ammonites like " Collignoniceras peramplum " , " Eutrophoceras sublaevigatus " , " Lewesiceras peramplum " , " Mammites revelieri " and " Spathites reveliereanum " as well as nautiloids like " Nautilus sublaevigatus " are only rarely encountered .
 Lewesiceras peramplum
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Answer:
 Lewesiceras peramplum