Table 7 in The ammonoids from the Gattendorfia Limestone of Oberrödinghausen (Early Carboniferous; Rhenish Mountains, Germany)

Table 7. Conch ontogeny of Mimimitoceras mina sp. nov.
dmconch shapewhorl cross section shapewhorl expansion2 mmthinly globular; involutemoderately depressed; very strongly embracingvery low to low(ww/dm ~0.90; uw/dm ~0.12)(ww/wh ~1.95; IZR ~0.60)(WER ~1.50)8 mmthickly pachyconic; involuteweakly depressed; very strongly embracinglow(ww/dm ~0.80; uw/dm ~0.02)(ww/wh ~1.45; IZR = 0.60)(WER ~1.55)15 mmthinly pachyconic; involuteweakly depressed; very strongly embracinglow(ww/dm ~0.70; uw/dm ~0.01)(ww/wh ~1.25; IZR ~0.60)(WER ~1.65)