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UMUT MM 07072

Paleontology Collections

Harpoceras ( Harpoceras ) okadai (Yokoyama)

Citation
1971.

Harpoceras (Harpoceras) okadai (Yokoyama) Holotype

Hirano, H. 1971 p. 127, pl. 20, fig. 1

1904.

Grammoceras ? Okadai Yokoyama Holotype

Yokoyama, M. 1904b p. 14, pl. 4, fig. 3

Condition: Present
Taxonomy:Mollusca: Cephalopoda:
Geologic Time:Mesozoic:
Reference
Hirano, H., 1971: Biostratigraphic study of the Jurassic Toyora group. Part 1. Memoirs of the Faculty of Science, Kyushu University, Series D, vol. 21, no. 1, pp. 93–128, pls. 14–20. (Reference No. 0047)
Yokoyama, M., 1904b: Jurassic ammonites from Echizen and Nagato. Journal of the College of Science, Imperial University of Tokyo, vol. 19, art. 20, pp. 1–17, pls. 1–4. (Reference No. 0331)
UT Repository PDF
UMUT Material Reports: Citation
Ichikawa, T. and Hayami, I., 1978, no. 2, p. 42. 
Ichikawa, T. and Hayami, I., 1978, no. 2, p. 301.