Christmas Tree Worm (species: Spirobranchus nigranucha) in Lizard Island area: all known taxa (Lizard Island Field Guide)
Spirobranchus nigranucha
Christmas Tree Worm
Kingdom Animalia
Phylum Annelida
Class Polychaeta
Order Sabellida
Family Serpulidae
Genus Spirobranchus
Species Spirobranchus nigranucha

Distinguishing features

Lacks an operculum and usually has yellow radiolar crowns (Dr Elena Kupriyanova, Australian Museum, Aug 2020).


  • Size data has not been obtained.



©Atlas of Living Australia: Australian distribution

Web resources


  • Kupriyanova, E. K., Sun, Y., Ten Hove, H. A., Wong, E. and G. W. Rouse (2015). Serpulidae (Annelida) of Lizard Island, Great Barrier Reef, Australia, Zootaxa, 4019 (1): 275-353. LIRS catalog number 1921.