| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Endomychura hypoleuca | (Xantus de Vesey, 1860) | synonym | No | senior synonym |
new combination |
| ! Synthliboramphus hypoleuca | (Xantus de Vesey, 1860) | synonym | No | senior synonym |
new combination |
| Synthliboramphus hypoleucus | (Xantus de Vesey, 1860) | accepted name | Yes | senior synonym |
new combination |