Prediscosphaera occlusa

Varol, in prep. Jul 11, 2026

Set number: 3318

  • Prediscosphaera lata 6170 1
  • Prediscosphaera lata 6172 2
  • Prediscosphaera lata 6174 3
  • Prediscosphaera lata 6178 4
  • Prediscosphaera lata 6171 5
  • Prediscosphaera lata 6173 6
  • Prediscosphaera lata 6175 7
  • Prediscosphaera lata 6176 8
  • Prediscosphaera lata 6177 9
    10µm
Prediscosphaera occlusa, Early Maastrichtian, Mauritania, West Africa
Final Epithet
Prediscosphaera occlusa Varol, in prep.
Basionym

Prediscosphaera occlusa Varol, in prep.

Etymology

From the Latin occlusa, meaning closed or sealed, referring to the completely closed central area, the principal diagnostic feature of the species.

Taxonomy
Prediscosphaera
Biostratigraphy
  • Phanerozoic
    • Mesozoic
      • Cretaceous
        • Late Cretaceous
          • Senonian
            • Maastrichtian
              • Early Maastrichtian
Stratigraphic Range
Early Maastrichtian
Age (Ma)
72.17? - 69.91