Crepidolithus cruciatus Perch-Nielsen, 1979a
Perch-Nielsen, K. 1979a. Calcareous nannofossil zonation at the Cretaceous/Tertiary boundary in Denmark. In: Birkelund, T. & Bromley, R. G. (Eds.) Proceedings Cretaceous-Tertiary Boundary Events Symposium, Copenhagen, 1. Copenhagen 115-135.
Perch-Nielsen, K. 1981b. New Maastrichtian and Paleocene calcareous nannofossils from Africa, Denmark, and USA and the Atlantic, and some Paleocene lineages. Eclogae Geologicae Helvetiae 74(3): 831-863.
Crepidolithus cruciatus
Perch-Nielsen, 1979a
Early Paleocene
Legind, Jylland, Denmark