Cretaceous Planktonic Foraminifera from the Cherty Limestone of Baratang Island, Andaman, India

Late Cretaceous planktonic forarmruferal species viz, Guembeluna cretacea Cushman, Pseudoquembehna excolata (Cushman), Ventilabrella sp, Globigerinelloides sp , Hedbergella delrioensis (Carsey), H planispira (Tappan), Globotruncana concavata (Brotzen), G marginata (Reuss), G of rosetta and Rugoglobigerina macrocephala Bronnimann are reported from cherty limestone of Baratang Island, Andaman. The assemblage indicates dominance of Maestrichtian element Based on recorded stratigraphic ranges of different species the cherty limestone is assigned a Campanian-Maestrichtian age.