Hypostoma gen. et sp. indet.
| 1943. | Hypostoma gen. et sp. indet. Kobayashi, T. 1943c p. 327, pl. 3, fig. 16 |
| Condition: | Missing |
| Preservation: | Plaster cast: The original specimen in the Carnegie Museum, Pittsburgh, at that time |
| Taxonomy: | Arthropoda: |
| Geologic Time: | Paleozoic: |
| Kobayashi, T., 1943c: Cambrian faunas of Siberia. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, vol. 6, pt. 12, pp. 271–334, pls. 1–3. (Reference No. 0129) |
 |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 136. |
