Calamites sp.
| 1908. | Calamites sp. Yokoyama, M. 1908 p. 15, pl. 5, fig. 4 |
| Condition: | Present |
| Taxonomy: | Plantae: |
| Geologic Time: | Paleozoic: |
| Yokoyama, M., 1908: Palaeozoic plants from China. Journal of the College of Science, Imperial University of Tokyo, vol. 23, art. 8, pp. 1–18, pls. 1–7. (Reference No. 0334) |
 |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 303. |
