Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Haptista
Haptophyta (Haptophytes)
Prymnesiophyceae
Coccosphaerales (The coccolithophore order)
Children (1 direct children, 3 direct and indirect children):
Halopappus
(tree size 2)