External link - taxa
| Hydroides brachyacanthus BIOLIB: Rioja, 1941 | |
| Hydroides diramphus BIOLIB: Mörch, 1863 | |
| Hydroides elegans BIOLIB: (Haswell, 1883) | |
| Hydroides heterocerus BIOLIB: (Grube, 1868) | |
| Hydroides homoceros BIOLIB: Pixell, 1913 | |
| Hydroides minax BIOLIB: (Grube, 1878) | |
| Hydroides operculatus BIOLIB: (Treadwell, 1929) | |
| Pomatoleios kraussii BIOLIB: (Baird, 1865) | |
| Spirobranchus tetraceros BIOLIB: (Schmarda, 1861) |