| Species | Name Used |
|---|---|
| Benthocardiella finisterra Güller & Zelaya, 2022 | Benthocardiella finisterra (p. 780 ) |
| Benthocardiella ituartei Güller & Zelaya, 2022 | Benthocardiella ituartei (p. 778 ) |
| Pachykellya fuegiensis Güller & Zelaya, 2022 | Pachykellya fuegiensis (p. 782 ) |