Hornibrookina gracila

Self-Trail et al., 2022 Sep 22, 2025

Set number: 2259

  • Hornibrookina teuriensis 50341 1
  • Hornibrookina teuriensis 50338 2
  • Hornibrookina teuriensis 50342 3
  • Hornibrookina teuriensis 50346 4
  • Hornibrookina teuriensis 50340 5
  • Hornibrookina teuriensis 50337 6
  • Hornibrookina teuriensis 50343 7
  • Hornibrookina teuriensis 50348 8
  • Hornibrookina teuriensis 50336 9
  • Hornibrookina teuriensis 50339 10
  • Hornibrookina teuriensis 50345 11
  • Hornibrookina teuriensis 50344 12
    10µm
Hornibrookina gracila, Early Paleocene, Santos Basin, Brazil
Final Epithet
Hornibrookina gracila Self-Trail et al., 2022
Basionym

Hornibrookina gracila Self-Trail et al. 2022

References

Self-Trail, J. M., Watkins, D. K., Pospichal, J. J. & Seefelt, E. L. 2022. Evolution and taxonomy of the Paleogene calcareous nannofossil genus Hornibrookina. Micropaleontology. 68(1): 85-113.

Taxonomy
Hornibrookina
Biostratigraphy
  • Phanerozoic
    • Cenozoic
      • Paleogene
        • Paleocene
          • Middle Paleocene
            • Selandian
          • Early Paleocene
            • Danian
Stratigraphic Range
Danian - Selandian
Age (Ma)
66.04? - 59.24?
Holotype
Hornibrookina teuriensis 50338

Hornibrookina gracila Self-Trail et al., 2022

Late Paleocene

South Dover Bridge core, Maryland, USA