
| Name | Description |
| Trill [1] | Trill is fairly unique in being based upon a triangular basis. [1] |
| Canon source | Backstage source | Novel source | DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | Star Trek Encyclopedia |
| Book : | Star Trek Encyclopedia |
| © Graham & Ian Kennedy | Page views : 1,027 | Last updated : 21 Sep 2025 |