Below, Raimond (1984): Aptian to Cenomanian dinoflagellate cysts from the Mazagan Plateau, Northwest Africa (Sites 545 and 547, Deep Sea Drilling Project Leg 79). In: Hinz, K; Winterer, EL; et al. (eds.), Initial Reports of the Deep Sea Drilling Project, Washington (U.S. Govt. Printing Office), 79, 621-649, doi:10.2973/dsdp.proc.79.123.1984