| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Eucalanus longiceps | Matthews, 1925 | synonym | No | senior synonym |
original combination |
| Subeucalanus longiceps | (Matthews, 1925) | accepted name | Yes | senior synonym |
new combination |
| ! Subeucalnus longiceps | (Matthews, 1925) | synonym | No | senior synonym |
new combination |