Kepplerites ( Seymourites ) acuticostum Kobayashi
| 1947. | Kepplerites (Seymourites) acuticostum Kobayashi Holotype Kobayashi, T. 1947 p. 28, pl. 7, fig. 2 |
| Condition: | Present |
| Preservation: | The original specimen in the National Science Museum, Tokyo |
| Taxonomy: | Mollusca: Cephalopoda: |
| Geologic Time: | Mesozoic: |
| Kobayashi, T., 1947: On the occurrence of Seymourites in Nippon and its bearing on the Jurassic palaeogeography. Japanese Journal of Geology and Geography, vol. 20, nos. 2–4, pp. 19–31, pls. 7–8. (Reference No. 0135) |
 PDF in prep. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 138. |
