| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Cylindriscala acus | (Watson, 1883) | synonym | No | senior synonym |
new combination |
| Opalia acus | unspecified | accepted name | Yes | senior synonym |
|
| Scalaria acus | Watson, 1883 | synonym | No | senior synonym |
original combination |