MolluscaBase source details
Saeki, S. (1925). On some new species of Jurassic Trigonia from Province of Tamba, Japan. The Journal of the Geological Society of Japan. 32: 35-36.
446280
Saeki, S.
1925
On some new species of Jurassic <em>Trigonia</em> from Province of Tamba, Japan
The Journal of the Geological Society of Japan
32: 35-36
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Trigonia hegiensis Saeki, 1925 † accepted as Minetrigonia hegiensis (Saeki, 1925) † (original description)
Trigonia yeharai Saeki, 1925 † (original description)
Trigonia yeharai Saeki, 1925 † (original description)