Name(s) in cluster
| †Syngastrioceras | urn:lsid:organismnames.com:name:1233964 |
| †Syngastrioceras Librovich 1938 | urn:lsid:organismnames.com:name:4274121 |
| †Syngastrioceras Librovitch 1938 | urn:lsid:organismnames.com:name:1478170 |
...
| †Syngastrioceras | urn:lsid:organismnames.com:name:1233964 |
| †Syngastrioceras Librovich 1938 | urn:lsid:organismnames.com:name:4274121 |
| †Syngastrioceras Librovitch 1938 | urn:lsid:organismnames.com:name:1478170 |