| การอ้างอิง | Tokioka, T., 1963 Contributions to Japanese Ascidian fauna. XX. The outline of Japanese ascidian fauna as compared with that of the Pacific Coasts of North America. Publ. Seto mar. Biol. Lab. 11:131-156. |
| อ้างอิง | 3705 Tokioka, T., 1963 |
| หน้า | |
| Named Used as Valid | Chelyosoma productum |
| ถิ่นที่อยู่ | |
| Distribution | British Columbia to California. |