Children (12 direct children, 17 direct and indirect children):
Coscinasterias calamaria
Coscinasterias muricata
Eleven-armed seastar
Coscinasterias acutispina
Coscinasterias tenuispina
White starfish
Coscinasterias linearis
Coscinasterias echinata
Coscinasterias aster
Coscinasterias edmondi
Stolasterias
(tree size 5)
Coscinasterias (stolasterias)
Coscinasterias dubia
Coscinasterias victoriae
Coscinasterias euplecta