3D MORPHOLOGY OF POST MORTEM ACROTHORACICAN BORINGS IN FAMENNIAN HETEROCORALS – A MORPHOLOGICAL DIVERSIFICATION OR A CONTINUUM ICHNOSPECIES?
Patrycja G. DWORCZAK (1*, 2) , Emilia JAROCHOWSKA (2, 3), Matthias LÓPEZ CORREA (2, 4) & Błażej BERKOWSKI (1)