Name(s) in cluster
| Eupithecia costisignata Dietze 1904 | urn:lsid:organismnames.com:name:2020111 |
| Eupithecia costisignata Dietze 1903 | urn:lsid:organismnames.com:name:2026516 |
| Eupithecia costisignata | urn:lsid:organismnames.com:name:3517002 |
| Eupithecia costisignata Dietze 1904 | urn:lsid:organismnames.com:name:2020111 |
| Eupithecia costisignata Dietze 1903 | urn:lsid:organismnames.com:name:2026516 |
| Eupithecia costisignata | urn:lsid:organismnames.com:name:3517002 |