| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Idanthyrsus armatopsis Fauchald, 1972 |
Eastern Pacific | ||
| Idanthyrsus armatus Kinberg, 1867 |
Eastern Pacific and the Arctic | ||
| Idanthyrsus cretus Chamberlin, 1919 |
Eastern Pacific | ||
| Idanthyrsus macropaleus (Schmarda, 1861) |
Eastern Pacific | ||
| Idanthyrsus mexicanus Kirtley, 1994 |
Eastern Pacific | ||
| Idanthyrsus ornamentatus (Chamberlin, 1919) |
Eastern Pacific | ||
| Idanthyrsus pennatus (Peters, 1855) |
Northwest Pacific | ||
| Idanthyrsus saxicavus (Baird, 1863) |
Stone-cave sandmason tubeworm | Eastern Pacific |