overview (8)
Arkhangelskiales (2)
Eiffellithales (3)
Holococcoliths (26)
Nannoliths (10)
Podorhabdales (7)
Watznaueriales (1)
Neochiastozygus Perch-Nielsen, 1971
Description: Muroliths with well-developed V- and R-units and diagonal or asymmetric cross in central-area.
Remarks:
Type species:
Paleogene: Neochiastozygus