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Continue to ChatFigure 8 https://www.palaeontologyonline.com/articles/2016/fossil-focus-ammonoids/debaets_etal_fossilfocus_ammonoidea_fig_8_septa/
Figure 8 https://www.palaeontologyonline.com/articles/2016/fossil-focus-ammonoids/debaets_etal_fossilfocus_ammonoidea_fig_8_septa/