The evolution of Eocene (Ypresian/Lutetian) sphenoliths: biostratigraphic implications and paleoceanographic significance from North Atlantic Site IODP U1410

Sphenoliths are a diverse and evolutionarily dynamic group of Cenozoic nannofossils which are widely used in biostratigraphic and paleoecological studies. We document the early-middle Eocene evolut ...