| Mya (Arenomya) arenaria oonogai Makiyama |
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| Species | Mollusca - Bivalvia (Pelecypoda) - Heterodonta - Myidae |
| Place | Inba-Mura, Chiba-Pref., Japan |
| Epoch | Cenozoic - Quaternary - Pleistocene |
| Size | Width 13.5 cm, Height 8.2 cm |
| Fine No. | IB049 |
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