n = 10
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Norfolkia brachylepis | (Schultz, 1960) | Norfolkia brachylepis | Tripterygiidae | Tropical scaly-headed triplefin |
| Norfolkia clarkei | (Morton, 1888) | Trinorfolkia clarkei | Tripterygiidae | Clarke's triplefin |
| Norfolkia cristata | Kuiter, 1986 | Trinorfolkia cristata | Tripterygiidae | Crested threefin |
| Norfolkia incisa | Kuiter, 1986 | Trinorfolkia incisa | Tripterygiidae | Notched triplefin |
| Norfolkia lairdi | Fowler, 1953 | Norfolkia squamiceps | Tripterygiidae | Scalyhead Triplefin |
| Norfolkia leeuwin | Fricke, 1994 | Norfolkia leeuwin | Tripterygiidae | Leeuwin threefin |
| Norfolkia springeri | Clark, 1980 | Norfolkia brachylepis | Tripterygiidae | Tropical scaly-headed triplefin |
| Norfolkia squamiceps | (McCulloch & Waite, 1916) | Norfolkia squamiceps | Tripterygiidae | Scalyhead Triplefin |
| Norfolkia striaticeps | (Ramsay & Ogilby, 1888) | Trinorfolkia clarkei | Tripterygiidae | Clarke's triplefin |
| Norfolkia thomasi | Whitley, 1964 | Norfolkia thomasi | Tripterygiidae | Thomas' triplefin |