Christmas tree worm References Christmas tree worm invertebrate Ask Anything Homework Help Also known as: Spirobranchus giganteus Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Christmas Plants and Animals/ 12 Festive Species: Christmas tree worm (Spirobranchus giganteus) Read More Read More