| Nominal Species (n = 23) | Present allocation (n = 19) | Ref. |
|---|---|---|
| Mya antarctica Melvill & Standen, 1914 | Mya antarctica | 83435 |
| Sphenia antillensis Dall & Simpson, 1901 | Sphenia antillensis | 19 |
| Mya arenaria Linnaeus, 1758 | Mya arenaria | 19 |
| Mya arenaria oonogai Makiyama, 1935 | Mya arenaria | 3204 |
| Mya baxteri Coan & Scott, 1997 | Mya baxteri | 19 |
| Sphenia binghami Turton, 1822 | Sphenia binghami | 19 |
| Cryptomya busoensis Yokoyama, 1922 | Cryptomya busoensis | 3477 |
| Sphenia coreanica Habe, 1951 | Sphenia coreanica | 3356 |
| Cryptomya divaricata Reeve | Cryptomya divaricata | 3477 |
| Mya eideri Petersen, 1999 | Mya pseudoarenaria | 8218 |
| Sphenia hatcheri Pilsbry, 1899 | Sphenia hatcheri | 83435 |
| Tugonia huanghaiensis Xu, 1987 | Tugonia huanghaiensis | 77756 |
| Mya japonica Jay, 1856 | Mya japonica | 19 |
| Mya neoovata Petersen, 1999 | Mya pseudoarenaria | 8227 |
| Mya neouddevallensis Petersen, 1999 | Mya pseudoarenaria | 8227 |
| Sphenia ovoidea Carpenter, 1864 | Sphenia ovoidea | 19 |
| Mya pseudoarenaria Schlesch, 1931 | Mya pseudoarenaria | 19 |
| Sphenia rueppellii Adams, 1851 | Sphenia rueppellii | 85339 |
| Sphenia sincera Hanks & Packer, 1985 | Sphenia sincera | 19 |
| Tugonia sinensis Xu, 1987 | Tugonia sinensis | 77756 |
| Mya truncata Linnaeus, 1758 | Mya truncata | 19 |
| Sphenia tumida Lewis, 1968 | Sphenia tumida | 19 |
| Mya uzenensis Nomura & Zimbo, 1937 | Mya uzenensis | 19 |