Raphistomina sinclairensis var. acuta
| 1955. | Raphistomina sinclairensis var. acuta Holotype Kobayashi, T. 1955a p. 406, pl. 1, fig. 4a, b |
| Condition: | Present |
| Preservation: | Plaster cast: The original specimen in the Geological Survey of Canada, Ottawa |
| Taxonomy: | Mollusca: Gastropoda: |
| Geologic Time: | Paleozoic: |
| Kobayashi, T., 1955a: The Ordovician fossils from the McKay group in British Columbia, western Canada, with a note on the Early Ordovician palaeogeography. Journal of the Faculty of Science, University of Tokyo, Section 2, vol. 9, pt. 3, pp. 355–493, pls. 1–9. (Reference No. 0143) |
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| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 143. |
