| Taxon Code | 18 |
|---|---|
| Taxon | Paleozoic and Mesozoic Gastropoda, Monoplacophora and Hyolitha (Gastropoda) |
| Scientific name | Helcionella coreanica |
| Author | Kobayashi, 1958 |
| Year | 1958 |
| Reference | Japan. Jour. Geol. Geogr., vol. 29, nos. 1 - 3, p. 114, pl. 8, figs. 4, 5 |
| Type specimen | Syntypes: UMUT PM2316, 2317 |
| Type locality | North of Chunghwa, Pyongan - namdo (Heian - nan - do), North Korea |
| Latitude | |
| Longitude | |
| Formation name | Chosen Group |
| Age | Cambrian |
| Remarks | |
| Special Papers No. | 39 |
| Page | 381 |
| Extractor | KASE, Tomoki |
| DB Link | |
| Comment |