Tolmachovia concentrica Howell & Kobayashi
| 1976. | Tolmachovia concentrica Howell & Kobayashi Paratype Pojeta, J. Jr. & Runnegar, B. 1976 p. 62, pl. 16, fig. 6 |
| 1936. | Tolmachovia concentrica Howell & Kobayashi Paratype Howell, B. F. & Kobayashi, T. 1936 p. 60, text-fig. 4 |
| Condition: | Present |
| Preservation: | Replica |
| Taxonomy: | Arthropoda: |
| Geologic Time: | Paleozoic: |
| Howell, B. F. and Kobayashi, T., 1936: A new notostracan genus from the Ordovician of Siberia. Annals of the Carnegie Museum, vol. 25, pp. 59–61. (Reference No. 0050) |
| Pojeta, J. Jr. and Runnegar, B., 1976: The paleontology of rostroconch mollusks and the early history of the phylum Mollusca. Geological Survey Professional Paper, no. 968, pp. i–iv + 1–88, pls. 1–54. (Reference No. 0609) |
| Ichikawa, T., 1988, no. 15, p. 135. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 43. |
