Bolli, 1978b
From dinoflaj3
Bolli, H.M., 1978b: Upper Jurassic Calcisphaerulidae from D.S.D.P. Leg 44, Hole 391C, Blake-Bahama Basin, western North Atlantic. In: Benson, W.E. et al., Deep Sea Drilling Project, Washington, Initial Reports, v.44, p.911-919, pl.1-3.