Children (12 direct children, 303 direct and indirect children):
Patellinae
(tree size 239)
Cymbula
(tree size 11)
Scutellastra
(tree size 22)
Helcion
(tree size 13)
Ansates
(tree size 1)
Helioniscus
(tree size 2)
Berlieria
(tree size 1)
Proscutum
(tree size 2)
Costatopatella
Laevipatella
Patellastra
Patellona