Children (11 direct children, 6717 direct and indirect children):
Cyclostomatida
(tree size 2901)
Cyclostomata
Trepostomatida
(tree size 754)
Trepostomata
Cystoporida
(tree size 996)
Cryptostomida
(tree size 447)
Fenestrida
(tree size 1450)
Cystoporata
(tree size 37)
Fenestrata
Rhabdomesida
(tree size 12)
Tubuliporata
(tree size 20)
Trepostomida
(tree size 89)
Dartevillea