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- A new species of Deltoidonautilus (Cephalopoda) from the upper Eocene of western Kyushu.
- Venus, vol. 42, no. 3, pp. 248–258, pls. 1–2.
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- Buccal mass structure of the Cretaceous ammonite Gaudryceras.
- Lethaia, vol. 16, pp. 249–256.
- The jaw apparatus of the Cretaceous ammonite Reesidites.
- Lethaia, vol. 20, pp. 41–48.
- Morphology and function of cephalopod buccal mass.
- In: Savazzi, E. (ed.) Functional Morphology of the Invertebrate Skeleton, Chapter 19, pp. 245–262. John Wiley & Sons Ltd..
- Formation and function of the siphuncle-septal neck structures in two Mesozoic ammonites.
- Transactions and Proceedings of the Palaeontological Society of Japan. New Series, no. 128, pp. 433–443, pls. 67–68.
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- Jaws of a new species of Nanaimoteuthis (Coleoidea: Vampyromorphida) from the Turonian of Hokkaido, Japan.
- Paleontological Research, vol. 14, no. 2, pp. 145–150.
- Two coleoid jaws from the Upper Cretaceous of Hokkaido, Japan.
- Journal of Paleontology, vol. 80, no. 1, pp. 138–145.
- Taphonomy of half and compressed ammonites from the Lower Jurassic black shales of the Toyora area, west Japan.
- Palaeogeography, Palaeoclimatology, Palaeoecology, vol. 47, pp. 329–346.
- Precursory siphuncular membranes in the body chamber of Phyllopachyceras and comparisons with other ammonoids.
- Acta Palaeontologica Polonica, vol. 50, no. 1, pp. 9–18.
- Development of the embryonic shell structure of Mesozoic ammonoids.
- American Museum Novitates, no. 3621, pp. 1–19.
- Tuberculate micro-ornamentation on embryonic shells of Mesozoic ammonoids: Microstructure, taxonomic variation, and morphogenesis.
- In: Tanabe, K., Shigeta, Y., Sasaki, T. and Hirano, H. eds. Cephalopods - Present and Past, pp. 105–121. Tokai University Press, Tokyo.
- External features of embryonic and early postembryonic shells of a Carboniferous goniatite Vidrioceras from Kansas.
- Paleontological Research, vol. 5, no. 1, pp. 13–19.
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- Septal neck-siphuncular complex of ammonoids.
- In: Landman, N. H., Tanabe, K. and Davis, R. A. (eds.) Ammonoid Paleobiology, Volume 13 of Topics in Geobiology, pp. 129–165. Plenum Press, New York.
- Morphological diversity of the jaws of Cretaceous Ammonoidea.
- Abhandlungen der Geologischen Bundesanstalt, Bd. 57, pp. 157–165, pl. 1.
- Microstructure and mineralogy of the outer calcareous layer in the lower jaws of Cretaceous Tetragonitoidea and Desmoceratoidea (Ammonoidea).
- Lethaia, vol. 45, no. 2, pp. 191–199.
- Early shell features of some Late Paleozoic ammonoids and their systematic implications.
- Transactions and Proceedings of the Palaeontological Society of Japan. New Series, no. 173, pp. 384–400.
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- Muscle attachment scars in a Carboniferous goniatite.
- Paleontological Research, vol. 2, no. 2, pp. 130–136.
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- Analysis of a Carboniferous embryonic ammonoid assemblage — implications for ammonoid embryology.
- Lethaia, vol. 26, pp. 215–224.
- Intra- and interspecific variation in the early internal shell features of some Cretaceous ammonoids.
- Journal of Paleontology, vol. 77, no. 5, pp. 876–887.
- Soft-part anatomy of the siphuncle in Permian prolecanitid ammonoids.
- Lethaia, vol. 33, no. 2, pp. 83–91.
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