Tertiary

• Paleocene
  • Danian

The following species are known from the Danian:

• Anchura baptos Elder & Saul, 1996
• Antarctodarwinella austerocallosa Stilwell, Zinsmeister & Oleinik, 2004
• Arrhoges paleocaenica Rosenkrantz 1970
• Calyptraphorus houzeaui (Briat & Cornet, 1880)
• Kangilioptera ravni (Rosenkrantz, 1970)
• Struthiochenopus hurleyi Stilwell, Zinsmeister & Oleinik, 2004

References

• Del Rio, C.J., Martínez, S.A., Stilwell, J.D. & Concheyro, A. (2007). Palaeontology of the Cerros Bayos section, Roca Formation (Danian), La Pampa Province, Argentina. Alcheringa 31, 241-269
• Del Rio, C.J. (2012). A New Early Danian Gastropod Assemblage From Northern Patagonia, Río Negro Province, Argentina. Journal of Paleontology, 86(06), 1002–1016
• Lauridsen, B.W., Bjerager, M. & Surlyk, F. (2012). The middle Danian Faxe Formation – new lithostratigraphic unit and a rare taphonomic window into the Danian of Denmark Bulletin of the Geological Society of Denmark, Vol. 60, pp. 47-60.
• Pérez, D.E., & del Río, C.J. (2017). The family Carditidae (Bivalvia) in the early Danian of Patagonia (Argentina). Journal of Paleontology, 91(06), 1148–1165.
• Pulvertaft, T.C.R. (1999). Note, Bulletin of the Geological Society of Denmark Vol. 46, p. 52. Copenhagen.