| Nominal Species (n = 23) | Present allocation (n = 21) | Ref. |
|---|---|---|
| Xylophaga abyssorum Dall, 1886 | Xylophaga abyssorum | 19 |
| Xylophaga atlantica Richards, 1942 | Xylophaga atlantica | 19 |
| Xylophaga bayeri Turner, 2002 | Xylophaga bayeri | 83435 |
| Xylophaga californica Bartsch, 1921 | Xylophaga washingtona | 75097 |
| Xylophaga clenchi Turner & Culliney, 1971 | Xylophaga clenchi | 83435 |
| Xylophaga depalmai Turner, 2002 | Xylophaga depalmai | 83435 |
| Xylophaga galatheae Knudsen, 1961 | Xylophaga galatheae | 8121 |
| Xylophaga gerda Turner, 2002 | Xylophaga gerda | 83435 |
| Pholas gibbosa d'Orbigny, 1846 | Xylophaga globosa | 3477 |
| Xylophaga globosa Sowerby, 1835 | Xylophaga globosa | 3477 |
| Xylophaga hadalis Knudsen, 1961 | Xylophaga hadalis | 8121 |
| Xylophaga indica Smith, 1904 | Xylophaga indica | 75831 |
| Abditoconus investigatoris MacIntosh & Voight, 2021 | Abditoconus investigatoris | 3477 |
| Xylophaga lobata Knudsen, 1961 | Xylophaga lobata | 3477 |
| Xylophaga nandani Velásquez, Jayachandran & Jima, 2022 | Xylophaga nandani | 3477 |
| Xylophaga praestans Smith, 1903 | Xylophaga praestans | 19 |
| Xylophaga profunda Turner, 2002 | Xylophaga profunda | 83435 |
| Xylophaga rikuzenica Taki & Habe, 1945 | Xylophaga rikuzenica | 3477 |
| Xylophaga supplicata Taki & Habe, 1950 | Xylophaga supplicata | 3477 |
| Xylophaga tipperi Turner, 2002 | Xylophaga tipperi | 83435 |
| Xylophaga washingtona Bartsch, 1921 | Xylophaga washingtona | 19 |
| Xylophaga whoi Turner, 2002 | Xylophaga whoi | 83435 |
| Xylophaga wolffi Knudsen, 1961 | Xylophaga wolffi | 8121 |