Table 114 in The ammonoids from the Gattendorfia Limestone of Oberrödinghausen (Early Carboniferous; Rhenish Mountains, Germany)

Table 114. Conch ontogeny of Eocanites nodosus (Schmidt, 1925) from Oberrödinghausen.
dmconch shapewhorl cross section shapewhorl expansion3 mmthinly discoidal; evolutemoderately depressed; weakly embracingmoderate(ww/dm ~0.40; uw/dm ~0.50)(ww/wh ~1.55; IZR ~0.10)(WER ~1.80)10 mmthinly discoidal; evoluteweakly depressed; weakly embracingmoderate(ww/dm ~0.40; uw/dm ~0.50)(ww/wh ~1.25; IZR ~0.10)(WER ~1.95)20 mmextremely discoidal; evoluteweakly depressed; weakly embracingmoderate(ww/dm ~0.30; uw/dm ~0.50)(ww/wh ~1.05; IZR ~0.10)(WER ~1.85)