| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Larus californicus | Lawrence, 1854 | accepted name | Yes | senior synonym |
original combination |
| Larus californicus albertaensis | Jehl, 1987 | accepted name | No | senior synonym |
original combination |
| Larus californicus californicus | Lawrence, 1854 | accepted name | No | senior synonym |
original combination |