UMUT CM23491: Amussiopecten praesignis (Yokoyama): Holotype - UMUT Paleontology Collections - University Museum, University of Tokyo, Japan

Citation
1964.	Amussiopecten praesignis (Yokoyama) Holotype Shikama, T. 1964 p. 128, pl. 41, fig. 4
1958.	Amussiopecten praesignis (Yokoyama) Makiyama, J. 1958 pl. 52, figs. 1, 2
1952.	Amussiopecten praesignis (Yokoyama) Shikama, T. 1952 p. 154, pl. 39, fig. 3a, b
1943.	Amussiopecten praesignis (Yokoyama) Shikama, T. 1943 p. 241, pl. 39, fig. 3a, b
1926.	Pecten praesignis Yokoyama Yokoyama, M. 1926g p. 357, pl. 40, fig. 1, 2
1922.	Pecten praesignis Yokoyama, 1922 Holotype Yokoyama, M. 1922b p. 1, pl. 5, figs. 1-3

Condition:	Present
Taxonomy:	Mollusca: Bivalvia: Pectinidae:
Geologic Time:	Cenozoic:

Reference

Makiyama, J., 1958: Matajiro Yokoyama's Tertiary fossils from various localities in Japan. Part 2. Palaeontological Society of Japan, Special Papers, no. 4, pp. 1–6, pls. 25–57. (Reference No. 0368)


Shikama, T., 1943: A handbook of illustrated fossils from Japanese and their adjacent territories., pp. 1–279, pls. 1–46. Nippon Koubutu Syumi-no-kai, Kyoto. (in Japanese) (Reference No. 0616)


Shikama, T., 1952: A handbook of illustrated fossils from Japanese and their adjacent territories., pp. 1–376, pls. 1–57. Nippon Koubutu Syumi-no-kai, Kyoto. (in Japanese) (Reference No. 0617)


Shikama, T., 1964a: Index fossils of Japan., pp. 1–287, pls. 1–80. Asakura Shoten, Tokyo. (in Japanese) (Reference No. 0618)


Yokoyama, M., 1922b: On a new species of Pecten from the Neogene of Japan. Journal of the Geological Society of Tokyo, vol. 29, no. 350, pp. 1–2, pl. 5. (Reference No. 0466)


Yokoyama, M., 1926g: Tertiary Mollusca from southern Totomi. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, vol. 1, pt. 9, pp. 313–364, pls. 38–41. (Reference No. 0484)

UMUT CM 23491