Children (9 direct children, 65 direct and indirect children):
Cnemidaster
(tree size 6)
Myxoderma
(tree size 7)
Myxoderma (sea star)
Zoroaster
(tree size 37)
Sagenaster
(tree size 1)
Bythiolophus
(tree size 1)
Doraster
(tree size 2)
Terminaster
Pholidaster
(tree size 1)
Mammaster
(tree size 1)