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Table 56 in The ammonoids from the Gattendorfia Limestone of Oberrödinghausen (Early Carboniferous; Rhenish Mountains, Germany)

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Zenodo2023-07-19 更新2026-04-07 收录
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Table 56. Conch ontogeny of Nicimitoceras subacre (Vöhringer, 1960) from Oberrödinghausen. dmconch shapewhorl cross section shapewhorl expansion2 mmthickly pachyconic; subinvolute (ww/dm ~0.80; uw/dm ~0.20)moderately depressed; very strongly embracing (ww/wh ~1.85; IZR ~0.45)low (WER ~1.70)5 mmthinly pachyconic; involute (ww/dm ~0.65; uw/dm ~0.10)weakly depressed; very strongly embracing (ww/wh ~1.25; IZR ~0.50)moderate (WER ~1.80)15 mmthickly discoidal; involute (ww/dm ~0.55; uw/dm ~0.00)weakly compressed; very strongly embracing (ww/wh ~0.90; IZR ~0.45)high (WER ~2.10)30 mmthinly discoidal; involute (ww/dm ~0.40; uw/dm ~0.00)weakly compressed; very strongly embracing (ww/wh ~0.70; IZR ~0.45)high (WER ~2.10)

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2023-07-19
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