Children (51 direct children, 54 direct and indirect children):
Spirobranchus giganteus
(tree size 2)
Christmas tree worm
Spirobranchus arabicus
Spirobranchus murrayi
Spirobranchus spinosus
Spirobranchus cruciger
Spirobranchus nigranucha
Spirobranchus gardineri
Spirobranchus elatensis
Spirobranchus corniculatus
Spirobranchus gaymardi
Spirobranchus coronatus
Spirobranchus maldivensis
Spirobranchus incrassatus
Spirobranchus eitzeni
Spirobranchus polycerus
(tree size 1)
Spirobranchus paumotanus
Spirobranchus decoratus
Spirobranchus triqueter
Spirobranchus lamarcki
Spirobranchus taeniatus
Spirobranchus polytrema
Spirobranchus cariniferus
Blue tube worm
Spirobranchus kraussii
Spirobranchus corrugatus
Spirobranchus richardsmithi
Spirobranchus latiscapus
Spirobranchus zelandicus
Spirobranchus lima
Spirobranchus baileybrockae
Spirobranchus tetraceros
Spirobranchus oligotremus
Spirobranchus incompleta
Spirobranchus rostratus
Spirobranchus minutus
Spirobranchus tenhovei
Spirobranchus americanus
Spirobranchus pseudopolytremus
Spirobranchus zibrowii
Spirobranchus tenhovi
Spirobranchus dendropoma
Spirobranchus aloni
Spirobranchus acuiconus
Spirobranchus ares
Spirobranchus crescentigera
Spirobranchus cristatus
Spirobranchus jousseaumei
Spirobranchus kroyeri
Spirobranchus kuwaitensis
Spirobranchus lirianeae
Spirobranchus megasoma
Spirobranchus sinuspersicus