| Taxon Code | 18 |
| Taxon | Paleozoic and Mesozoic Gastropoda, Monoplacophora and Hyolitha (Gastropoda) |
| Scientific name | Kobayashiella? mariensis |
| Author | Kobayashi, 1962 |
| Year | 1962 |
| Reference | Jour. Fac. Sci. Univ. Tokyo, Sec.2, vol. 14, no. 1, p. 16, pl. 3, fig. 4 |
| Type specimen | Holotype: UMUT PM3991 |
| Type locality | Song - ch'i, northeast of Machari, north of Nol - tari, Kangwon - do (Kogen - do), South Korea |
| Latitude | |
| Longitude | |
| Formation name | Machari Formation |
| Age | Middle Cambrian |
| Remarks | |
| Special Papers No. | 39 |
| Page | 383 |
| Extractor | KASE, Tomoki |
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