Coccolithophyceae - Braarudosphaerales - Polycyclolithaceae
Parent taxon: Braarudosphaerales according to J. A. Lees and P. R. Bown 2016
See also Bown and Young 1997
Sister taxa: none
Subtaxa: Assipetra Eprolithus Farhania Hayesites Hexalithus Lithastrinus Micula Polycostella Quadrum Radiolithus Rucinolithus Tegulalithus Uniplanarius
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• Miocene of North Pacific (1 collection)
• Eocene of United States (1: California)
• Paleocene of Argentina (10), Indian Ocean (2), South Atlantic (1), Tanzania (1)
• Cenozoic of Indian Ocean (1)
• Cretaceous to Paleogene of Indian Ocean (2), North Atlantic (5), Türkiye (2)
• Cretaceous of Argentina (26), Austria (1), Belgium (1), Canada (5: Alberta), Egypt (2), France (1), Germany (1), Indian Ocean (164), Israel (1), North Atlantic (13), North Pacific (14), Romania (1), South Atlantic (10), South Pacific (1), Spain (69), Tanzania (8), Türkiye (1), United States (11: Alabama, Kansas, Mississippi, Texas)
• Jurassic of Saudi Arabia (8)
Total: 364 collections including 654 occurrences