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Table 5 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)

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Zenodo2021-09-23 更新2026-04-07 收录
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Table 5. Conch ontogeny of Pharciceras oberscheldense Bockwinkel & Korn in Bockwinkel et al., 2013. dmconch shapewhorl cross section shapewhorl expansion30 mmthickly discoidal; subevolute (ww/dm ~ 0.48; uw/dm ~ 0.30)weakly depressed; strongly embracing (ww/wh ~ 1.30; IZR ~ 0.30)low (WER ~ 1.70)50 mmthinly discoidal; subevolute (ww/dm ~ 0.38; uw/dm ~ 0.30)weakly compressed; strongly embracing (ww/wh ~ 0.95; IZR ~ 0.30)moderate (WER ~ 1.75)75 mmextremely discoidal; subevolute (ww/dm ~ 0.30; uw/dm ~ 0.30)weakly compressed; strongly embracing (ww/wh ~ 0.80; IZR ~ 0.30)moderate (WER ~ 1.85)

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2021-09-23
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