Nannofossil species related to Cyclococcolithus leptoporus (Murray and Blackman) Nannofossil species related to Cyclococcolithus leptoporus (Murray and Blackman)
Coccoliths and related calcareous nannofossils from the Yazoo Formation (Jackson, late Eocene) of Louisiana Coccoliths and related calcareous nannofossils from the Yazoo Formation (Jackson, late Eocene) of Louisiana
Calcareous nannofossils from Neogene of Trinidad, Jamaica, and Gulf of Mexico Calcareous nannofossils from Neogene of Trinidad, Jamaica, and Gulf of Mexico
Coccoliths and related calcareous nannofossils from Upper Cretaceous deposits of Texas and Arkansas Coccoliths and related calcareous nannofossils from Upper Cretaceous deposits of Texas and Arkansas