![](http://www.alamy.com/thumbs/6/41B73C65-75CB-48AB-A0DB-B0EFE54C300C/2JD5RJ2.jpg)
Christmas Tree Worm (Spirobranchus corniculatus) from Flinders Reef, the Coral Sea.
Size: 4753px × 3153px
Photo credit: © Alf Jacob Nilsen / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: annelida, australia1991, calcarous, christmas, crown, mangebørstemark, mangebørsteormer, operculum, polychaeta, polychaeter, serpulidae, spirobranchus, tentacle, tree, tube, worms, ørstemark