1 Contrasting response of the calcareous nannoplankton communities after the Eocene hyperthermal events in the tropical Atlantic Ocean Yuanda Lei 1 , Shijun Jiang 1 , Sherwood W. Wise, Jr. 2 , Ying Cui 3 , Yang Wang 2 © 2016. This manuscript version is made available under the Elsevier user license http://www.elsevier.com/open-access/userlicense/1.0/