| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Busycon perversum sinistrum | Hollister, 1958 | synonym | No | senior synonym |
original combination |
| Busycon sinistrum | Hollister, 1958 | synonym | No | senior synonym |
original combination |
| Sinistrofulgur sinistrum | (Hollister, 1958) | accepted name | Yes | senior synonym |
new combination |