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Biota
(Life)
Eukaryote
(Eukarya)
Diaphoretickes
(Plants+hc+sar megagroup)
Haptista
Haptophyta
(Haptophytes)
Prymnesiophyceae
Coccosphaerales
(The coccolithophore order)
Calyptrosphaeraceae
Poritectolithus
Poritectolithus maximus (
68394069
)