Children (7 direct children, 150 direct and indirect children):
Coccolithophoridae
Papposphaeraceae
(tree size 31)
Braarudosphaeraceae
(tree size 6)
Calyptrosphaeraceae
(tree size 102)
Deflandriaceae
Halopappaceae
(tree size 3)
Thorosphaera
(tree size 1)