| Planocera | sp. | Steinbeck & Ricketts, 1941 | |
| Stylochus | sp. | Steinbeck & Ricketts, 1941 | |
| Pseudoceros | sp. | Steinbeck & Ricketts, 1941 | |
| Leptoplana | sp. | Steinbeck & Ricketts, 1941 | |
| Stylochus | sp. | Steinbeck & Ricketts, 1941 | |
| Pseudoceros | sp. | Steinbeck & Ricketts, 1941 | |
| Stylochus | sp. | Steinbeck & Ricketts, 1941 | |
| Latocestus | sp. | Steinbeck & Ricketts, 1941 | |
| Stylochus | sp. | Steinbeck & Ricketts, 1941 | |
| Thysanozoon | species | Ricketts & Calvin, 1948 |
10 names, including those in new combination. (Max listing set to 900)