Inoceramus concentricus var. costatus Nagao & Matumoto
| 1939. | Inoceramus concentricus var. costatus Nagao & Matumoto Paralectotype Nagao, T. & Matsumoto, T. [Matumoto, T.] 1939 p. 270, pl. 24, fig. 5 PreviousNo: I-689 |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Inoceramidae: |
| Geologic Time: | Mesozoic: |
| Nagao, T. and Matsumoto, T. [Matumoto, T.], 1939: A monograph of the Cretaceous Inoceramus of Japan. Part 1. Journal of the Faculty of Science, Hokkaido Imperial University, Series 4, vol. 4, nos. 3–4, pp. 241–299, pls. 23–34. (Reference No. 0241) |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 229. |
