| Nominal Species (n = 38) | Present allocation (n = 34) | Ref. |
|---|---|---|
| Cyamium antarcticum Philippi, 1845 | Cyamium antarcticum | 83435 |
| Legrandina aucklandica Powell, 1933 | Legrandina aucklandica | 3477 |
| Kidderia aupouria Powell, 1933 | Kidderia aupouria | 8121 |
| Saxicava bisulcata Smith, 1877 | Kidderia bisulcata | 3477 |
| Kidderia campbellica Odhner, 1924 | Kidderia campbellica | 8121 |
| Lutetina capricornica Oliver & Homes, 2004 | Lutetina capricornica | 8218 |
| Cyamiocardium chuanisinense Urcola & Zelaya, 2018 | Cyamiocardium chuanisinense | 3477 |
| Kidderia costata Odhner, 1924 | Kidderia costata | 8121 |
| Cyamiocardium crassilabrum Dell, 1964 | Cyamiocardium crassilabrum | 3477 |
| Cyamiocardium dahli Soot-Ryen, 1957 | Cyamiocardium dahli | 3477 |
| Cyamiocardium denticulatum Smith, 1907 | Cyamiocardium denticulatum | 3477 |
| Cyamium denticulatum Smith, 1907 | Cyamiocardium denticulatum | 3477 |
| Cyamium falklandicum Melvill & Standen, 1898 | Cyamium falklandicum | 3477 |
| Kidderia fiordlandica Fleming, 1948 | Kidderia fiordlandica | 8121 |
| Perrierina georgiana Fleming, 1948 | Perrierina georgiana | 8121 |
| Pseudokellya georgiana Dell, 1964 | Ptychocardia georgiana | 83435 |
| Legrandina harrisonae Powell, 1935 | Legrandina harrisonae | 3477 |
| Perrierina insulana Powell, 1933 | Perrierina insulana | 8121 |
| Cyamiomactra laminifera Lamy, 1906 | Cyamiomactra laminifera | 3477 |
| Kidderia marshalli Fleming, 1948 | Kidderia marshalli | 8121 |
| Perrierina matai Fleming, 1948 | Perrierina matai | 8121 |
| Perrierina mestayerae Powell, 1933 | Perrierina mestayerae | 8121 |
| Kidderia minuta Dall, 1876 | Kidderia minuta | 3477 |
| Cyamium mosthaffii Pfeffer, 1886 | Cyamium willii | 83435 |
| Cyamiocardium namuncurense Urcola & Zelaya, 2018 | Cyamiocardium namuncurense | 3477 |
| Perrierina perstriata Fleming, 1948 | Perrierina perstriata | 8121 |
| Cyamiomactra problematica Bernard, 1897 | Cyamiomactra problematica | 8121 |
| Kidderia rakiura Powell, 1939 | Kidderia rakiura | 8121 |
| Cyamiomactra robusta Nicol, 1964 | Cyamiomactra laminifera | 3477 |
| Ptychocardia rudis Hedley | Ptychocardia vanhoeffeni | 3477 |
| Perrierina subquadrangula Dell, 1952 | Perrierina subquadrangula | 8121 |
| Perrierina substriata Powell, 1935 | Perrierina substriata | 8121 |
| Kidderia sudquadrum Pelseneer, 1903 | Kidderia sudquadrum | 3477 |
| Perrierina taxodonta Bernard, 1897 | Perrierina taxodonta | 8121 |
| Legrandina turneri Powell, 1939 | Legrandina turneri | 3477 |
| Ptychocardia vanhoeffeni Thiele, 1912 | Ptychocardia vanhoeffeni | 3477 |
| Cyamium willii Pfeffer, 1886 | Cyamium willii | 83435 |
| Cyamiocardium yeskumaala Urcola & Zelaya, 2018 | Cyamiocardium yeskumaala | 3477 |