---
title: "Indo-Pacific Christmas Tree Worm"
description: "Spirobranchus corniculatus — Weitere Tiere. Spirobranchus corniculatus, commonly referred to as the Indo-Pacific Christmas tree worm, is a species of tube-building annelid fanworms in the family Serpulidae."
canonical: https://animalchecklist.com/de/animal/indo-pacific-christmas-tree-worm
last_updated: 2026-09-20
---

# Indo-Pacific Christmas Tree Worm

> Spirobranchus corniculatus — Weitere Tiere. Spirobranchus corniculatus, commonly referred to as the Indo-Pacific Christmas tree worm, is a species of tube-building annelid fanworms in the family Serpulidae.

- Scientific name: *Spirobranchus corniculatus*
- Category: `other` (Weitere Tiere)
- Habitats: `sea` (Meer & Küste)
- iNaturalist observations: 1710
- Wikidata: [Q2124965](https://www.wikidata.org/wiki/Q2124965)
- iNaturalist taxon: [397375](https://www.inaturalist.org/taxa/397375)

## Names

- en: Indo-Pacific Christmas Tree Worm
- es: Gusano árbol de navidad
- fr: Ver-arbre de Noël de l'Indo-Pacifique

## Countries with the most observations

MH (49), ID (47), US (36), AU (32), FJ (24), NC (20), PH (19), PF (18), TH (15), MV (14), RE (10), SB (10)

## Summary

Spirobranchus corniculatus, commonly referred to as the Indo-Pacific Christmas tree worm, is a species of tube-building annelid fanworms in the family Serpulidae. Belonging to the class Polychaeta, it is recognized for its bristle-like tentacles and the presence of a structure called radioles. It is widely encountered and recognized for its unique resemblance to a conifer and its diverse array of colors. Initially presumed to be part of a species group including Spirobranchus cruciger and Spirobranchus gaymardi, it has been determined to be a singular, morphologically adaptable species inhabiting the Central Indo…

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Spirobranchus_corniculatus

## Photo

![Indo-Pacific Christmas Tree Worm](https://animalchecklist.com/img/animals/indo-pacific-christmas-tree-worm/medium.jpg)

Photo: Светлана Царахова · CC0 · inaturalist — https://www.inaturalist.org/observations/340278859

## Machine access

`GET https://animalchecklist.com/api/v1/animals/indo-pacific-christmas-tree-worm?lang=de` — see [openapi.json](https://animalchecklist.com/openapi.json).