Table 49 in The ammonoids from the Gattendorfia Limestone of Oberrödinghausen (Early Carboniferous; Rhenish Mountains, Germany)

Table 49. Conch ontogeny of Acutimitoceras ucatum sp. nov. from Oberrödinghausen.
dmconch shapewhorl cross section shapewhorl expansion2 mmthickly discoidal; subevolute (ww/dm ~0.55; uw/dm ~0.35)weakly depressed; strongly embracing (ww/wh ~1.45; IZR ~0.35)low (WER ~1.70)5 mmthickly discoidal; subinvolute (ww/dm ~0.50; uw/dm ~0.28)weakly depressed; strongly embracing (ww/wh ~1.15; IZR ~0.35)low (WER ~1.70)15 mmthinly discoidal; involute (ww/dm ~0.40; uw/dm ~0.05)weakly compressed; very strongly embracing (ww/wh ~0.70; IZR ~0.50)moderate (WER ~1.95)25 mmthinly discoidal; involute (ww/dm ~0.35; uw/dm ~0.00)weakly compressed; very strongly embracing (ww/wh ~0.60; IZR ~0.50)high (WER ~2.05)