| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Arenicola ecaudata | Johnston, 1835 | synonym | No | senior synonym |
original combination |
| ! Arenicolides caudata | (Johnston, 1835) | synonym | No | senior synonym |
new combination |
| Arenicolides ecaudata | (Johnston, 1835) | accepted name | Yes | senior synonym |
new combination |