Chiasmolithus altus Bukry & Percival, 1971
Bukry, D. & Percival, S. F. 1971. New Tertiary calcareous nannofossils. Tulane Studies in Geology and Paleontology 8: 123-146.
Chiasmolithus altus
Bukry & Percival, 1971
Late Eocene / Late Oligocene
JOIDES core 6, Blake Plateau, Atlantic Ocean.