| Species | Name Used |
|---|---|
| Cyclocardia barbarensis (Stearns, 1891) | Cyclocardia barbarensis (p. 138 ) |
| Huxleyia munita (Dall, 1898) | Huxleyia munita (p. 108 ) |
| Nucula carlottensis Dall, 1897 | Nucula carlottensis (p. 109 ) |
| Saccella taphria (Dall, 1897) | Nuculana taphria (p. 116 ) |