overview (8)
Arkhangelskiales (2)
Eiffellithales (3)
Holococcoliths (26)
Nannoliths (10)
Podorhabdales (7)
Watznaueriales (1)
Pontosphaera punctosa (Bramlette & Sullivan, 1961) Perch-Nielsen, 1984
Description: Pontosphaera with plate that has marginal furrows and small pores, and larger pores towards the centre.
Remarks:
Neogene: Pontosphaera
Paleogene: Pontosphaera punctosa