| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Chirostylus defensus | (Benedict, 1902) | synonym | No | senior synonym |
new combination |
| ! Gastroptychus defensa | (Benedict, 1902) | synonym | No | senior synonym |
new combination |
| Gastroptychus defensus | (Benedict, 1902) | accepted name | Yes | senior synonym |
new combination |
| Ptychogaster defensa | Benedict, 1902 | synonym | No | senior synonym |
original combination |