doushantuo Posted May 31, 2023 Share Posted May 31, 2023 (edited) The concept of ‘heteromorph ammonoids’ NEIL H. LANDMAN , MARCIN MACHALSKI AND CHRISTOPHER D. WHALEN Lethaia, Vol. 54, pp. 595–602. edit: recommended (to all ammonite aficionado's ) @Heteromorph @Ludwigia @Manticocerasman @JohnJ @PFOOLEY @grandpa @FossilDAWG Edited May 31, 2023 by doushantuo 3 2 1 Link to comment Share on other sites More sharing options...
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