| author | date | title | journal / publication | Steinbeck J | 1941 | abs. | The Log from the Sea of Cortez. | Peguin Books, 1995. |
|---|
| Planocera sp. Steinbeck & Ricketts, 1941 | - | other research on this sp. | ||
| Latocestus sp. Steinbeck & Ricketts, 1941 | - | other research on this sp. | ||
| Stylochus sp. Steinbeck & Ricketts, 1941 | - | other research on this sp. | ||
| Pseudoceros sp. Steinbeck & Ricketts, 1941 | [with synonyms] | - | other research on this sp. | |
| Stylochus sp. Steinbeck & Ricketts, 1941 | [with synonyms] | - | other research on this sp. | |
| Leptoplana sp. Steinbeck & Ricketts, 1941 | - | other research on this sp. |