Hatai, S.; Ohfuchi, S. H. (1937). On one new species of earthworm belonging to the genus Pheretima from north-eastern Honshu, Japan. Saito Ho-On Kai Mus. Res. Bull. 12: 1-11.
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Hatai, S.; Ohfuchi, S. H.
1937
On one new species of earthworm belonging to the genus Pheretima from north-eastern Honshu, Japan.