| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Cyamiocardium chuanisinense Urcola & Zelaya, 2018 |
Southwest Atlantic | ||
| Cyamiocardium crassilabrum Dell, 1964 |
Southwest Atlantic and Antarctic | 0.63 | |
| Cyamiocardium dahli Soot-Ryen, 1957 |
Southeast Pacific and Southwest Atlantic | ||
| Cyamiocardium denticulatum Smith, 1907 |
Southeast Pacific, Southwest Atlantic and Antarctic | ||
| Cyamiocardium namuncurense Urcola & Zelaya, 2018 |
Southwest Atlantic | ||
| Cyamiocardium rotundatum (Thiele, 1912) |
Antarctic | ||
| Cyamiocardium yeskumaala Urcola & Zelaya, 2018 |
Southeast Pacific |