| author: | Ivanov AV |
| title: | Turbellaria (Acoela) from the southern coast of Sakhalin (in Russian, no English summary) ((Oxyposthia praedator n.gen., n.sp.; Otocelis sachalinensis n.sp.; Convoluta sagittifera n.sp.)) |
| publication: | Trudy Inst Zool Acad Sci USSR 12: 40-132. |
| year: | 1952 |