Children (17 direct children, 17 direct and indirect children):
Calliaster childreni
Calliaster elegans
Calliaster erucaradiatus
Calliaster spinosus
Calliaster pedicellaris
Calliaster thompsonae
Calliaster corynetes
Calliaster acanthodes
Calliaster regenerator
Calliaster quadrispinus
Calliaster mamillifer
Cobbled starfish
Calliaster baccatus
Calliaster chaos
Calliaster sarahae
Calliaster euphylacteum
Calliaster zengi
Calliaster wanganellensis