| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Echinorhynchu georgianus | Rodjuk, 1986 | synonym | No | junior synonym |
original combination |
| Echinorhynchus nototheniae | Zdzitowiecki, 1986 | synonym | No | junior synonym |
original combination |
| Echinorhynchus petrotschenkoi | (Rodjuk, 1984) | accepted name | Yes | senior synonym |
new combination |