Cruciplacolithus furtivus Roth, 1983
Covington, J. M. & Wise, S. W. 1987. Calcareous nannofossil biostratigraphy of a Lower Cretaceous deep-sea fan complex: Deep Sea Drilling Project Leg 93 Site 603, lower continental rise off Cape Hatteras. Initial Reports of the Deep Sea Drilling Project. 93: 617-660.
Roth, P. H. 1983. Jurassic and Lower Cretaceous calcareous nannofossils in the western North Atlantic (Site 534): biostratigraphy, preservation, and some observations on biogeography and paleoceanography. Initial Reports of the Deep Sea Drilling Project. 76: 587-621.
Cruciplacolithus furtivus
Roth, 1973
Hauterivian
DSDP Leg 76, Site 534, Blake-Bahama Basin, Atlantic Ocean