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UMUT CM 21753

古生物収蔵資料

Siphonalia declivis Yokoyama

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Citation
1957.

Siphonalia declivis Yokoyama

Makiyama, J. 1957 pl. 9, fig. 14

1923.

Siphonalia cassidariaeformis (Reeve)

Yokoyama, M. 1923b p. 9, pl. 1, fig. 14

Condition: Present
Taxonomy:Mollusca: Gastropoda: Buccinidae:
Geologic Time:Cenozoic:
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)
Yokoyama, M., 1923b: Tertiary Mollusca from Dainichi in Totomi. Journal of the College of Science, Imperial University of Tokyo, vol. 45, art. 2, pp. 1–18, pls. 1–2. (Reference No. 0468)
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UMUT Material Reports: Citation
Ichikawa, T., 1983, no. 9, p. 39. 
Ichikawa, T., 1983, no. 9, p. 291.