| Nominal Species (n = 14) | Present allocation (n = 14) | Ref. |
|---|---|---|
| Tridentella acherone Bruce, 1988 | Tridentella acherone | 19 |
| Tridentella benguela Brandt & Poore, 2001 | Tridentella benguela | 3113 |
| Tridentella cornuta Kussakin, 1979 | Tridentella cornuta | 19 |
| Tridentella glutacantha Delaney & Brusca, 1985 | Tridentella glutacantha | 19 |
| Tridentella japonica Thielemann, 1910 | Tridentella japonica | 19 |
| Tridentella laevicephalax Menzies, 1962 | Tridentella laevicephalax | 19 |
| Tridentella namibia Brandt & Poore, 2001 | Tridentella namibia | 3113 |
| Tridentella quinicornis Delaney & Brusca, 1985 | Tridentella quinicornis | 19 |
| Tridentella recava Bowman, 1986 | Tridentella recava | 19 |
| Tridentella rosemariae Bruce, 2002 | Tridentella rosemariae | 3113 |
| Tridentella sculpturata Kussakin, 1955 | Tridentella sculpturata | 19 |
| Tridentella takedai Nunomura, 2006 | Tridentella takedai | 3113 |
| Tridentella tangeroae Bruce, 1988 | Tridentella tangeroae | 19 |
| Tridentella vitae Bruce, 1984 | Tridentella vitae | 19 |