| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Spirobranchus corniculatus (Grube, 1862) |
Indo-West Pacific | ||
| Spirobranchus cruciger (Grube, 1862) |
Western Indian Ocean | ||
| Spirobranchus gardineri Pixell, 1913 |
Western Indian Ocean | ||
| Spirobranchus gaymardi (Quatrefages, 1866) |
Western Central Pacific | ||
| Spirobranchus giganteus (Pallas, 1766) |
Christmas tree worm | Circumtropical | 20 |
| Spirobranchus incrassatus (Kröyer, 1856) |
Eastern Pacific | ||
| Spirobranchus kraussii (Baird, 1864) |
Large hydroid worm | Indo-West Pacific, Southeast Atlantic and the Mediterranean Sea | |
| Spirobranchus lamarcki (Quatrefages, 1866) |
Keel worm | Northeast Atlantic and Mediterranean | |
| Spirobranchus latiscapus (von Marenzeller, 1884) |
Indo-West Pacific | ||
| Spirobranchus lima (Grube, 1862) |
Western Indian Ocean, Northeast Atlantic and the Mediterranean | ||
| Spirobranchus maldivensis Pixell, 1913 |
Northwest Pacific | ||
| Spirobranchus polytrema (Philippi, 1844) |
Indo-West Pacific, Northeast Atlantic and the Mediterranean | ||
| Spirobranchus spinosus (Moore, 1923) |
Eastern Pacific | 2.5 | |
| Spirobranchus tetraceros (Schmarda, 1861) |
Indo-Pacific, Western Central Atlantic and the Mediterranean Sea |