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UMUT CM 22093

Paleontology Collections

Venericardia ( Cyclocardia ) pacifera Yokoyama, 1924

Citation
1960.

Venericardia (Cyclocardia) pacifera Yokoyama, 1924 Lectotype

Oyama, K. et al. 1960 p. 150, pl. 44, fig. 6a, b

1957.

Cyclocardia pacifica (Yokoyama) Syntype

Makiyama, J. 1957 pl. 14, figs. 1, 2

1924.

Venericardia pacifera Yokoyama, 1924 Syntype

Yokoyama, M. 1924b p. 18, pl. 4, figs. 1, 2

Condition: Missing
Taxonomy:Mollusca: Bivalvia: Carditidae:
Geologic Time:Cenozoic: Oligocene:
Horizon:Shiramizu group: Asagai formation:
Reference
Makiyama, J., 1957: Matajiro Yokoyama's Tertiary fossils from various localities in Japan. Part 1. Palaeontological Society of Japan, Special Papers, no. 3, pp. 1–4, pls. 1–24. (Reference No. 0367)
Oyama, K., Mizuno, A. and Sakamoto, T., 1960: Illustrated handbook of Japanese Paleogene molluscs., pp. 1–244, pls. 1–71. Geological Survey of Japan. (Reference No. 0412)
Yokoyama, M., 1924b: Molluscan remains from the lowest part of the Jo-ban coal-field. Journal of the College of Science, Imperial University of Tokyo, vol. 45, art. 3, pp. 1–22, pls. 1–5. (Reference No. 0472)
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UMUT Material Reports: Citation
Ichikawa, T., 1983, no. 9, p. 157. 
Ichikawa, T., 1983, no. 9, p. 41. 
Ichikawa, T., 1983, no. 9, p. 303.