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Page last updated
Thu 17 July 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!


Publication Yokoyama (1932): summary
     publication summary

Complete Citation

Yokoyama, M. 1932. Tertiary Mollusca from the Coalfield of Uryu, Ishikari. Jour. Fac. Sci., Univ. Tokyo 3(6): 221-247. Available electronically.

Attributed Nominal Species

Anodonta suavis Yokoyama, 1932
Yokoyama, 1932. Jour. Fac. Sci., Univ. Tokyo 3(6): 244, pt. 6, pl. 4, fig. 1.

Margaritifera perdahurica Yokoyama, 1932
Yokoyama, 1932. Jour. Fac. Sci., Univ. Tokyo 3(6): 244, pt. 6, pl. 4, fig. 2.

Nodularia pisciformis Yokoyama, 1932
Yokoyama, 1932. Jour. Fac. Sci., Univ. Tokyo 3(6): 243, pt., 6, pl. 3, figs. 1-2.

Nodularia subjapanensis Yokoyama, 1932
Yokoyama, 1932. Jour. Fac. Sci., Univ. Tokyo 3(6): 242, pt. 6, pl. 4, fig. 3.

 
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