Calvapilosa kroegeri, 20 cm.
Model made as an illustration to the article Ancestral morphology of crown-group molluscs
revealed by a new Ordovician stem aculiferan, by Jakob Vinther, Luke Parry, Derek Briggs and Peter Van Roy.
Calvapilosa kroegeri, 20 cm.
Model made as an illustration to the article Ancestral morphology of crown-group molluscs
revealed by a new Ordovician stem aculiferan, by Jakob Vinther, Luke Parry, Derek Briggs and Peter Van Roy.