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UMUT CM 23400

Paleontology Collections

Siphonalia declivis Yokoyama

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Citation
1958.

Siphonalia declivis Yokoyama Syntype

Makiyama, J. 1958 pl. 50, fig. 21

1926.

Siphonalia declivis Yokoyama, 1926 Syntype

Yokoyama, M. 1926g p. 337, pl. 38, fig. 21

Condition: Missing
Taxonomy:Mollusca: Gastropoda: Buccinidae:
Geologic Time:Cenozoic: Pliocene:
Horizon:Satsuka beds:
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)
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)
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UMUT Material Reports: Citation
Ichikawa, T., 1983, no. 9, p. 55. 
Ichikawa, T., 1983, no. 9, p. 334.