Table 16 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)

Table 16. Conch ontogeny of Evopharciceras formosum gen. et sp. nov. dmconch shapewhorl cross section shapewhorl expansion35 mmthinly discoidal; evolute (ww/dm ~ 0.35; uw/dm ~ 0.50)weakly depressed; moderately embracing (ww/wh ~ 1.20; IZR ~ 0.25)low (WER ~ 1.55)65 mmextremely discoidal; evolute (ww/dm ~ 0.30; uw/dm ~ 0.50)weakly depressed; moderately embracing (ww/wh ~ 1.00; IZR ~ 0.20)low (WER ~ 1.70)