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Nakamura Formation
- Coherent formation
- First Seto Inland Sea
- Sedimentary basin in island arc
- early Miocene (19.6 - 18.4 Ma, FT, K-Ar)
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Shin-Ohta bridge, Minokamo city, Gifu pref.
- Fossils (Hiyoshi flora): Liquidambar miosinica, Liquidambar sp. (Leaves, Fruit), Pseudolarix japonica, Metasequoia occidentalis, Populus balsamoides, Salix varians, Salix sp., Carya miocathayensis, Juglans japonica, Pterocarya asymmetrosa, Alnus prenepalensis, Alnus usyuensis, Betula mioluminifera, Betula nathorsti, Belula uzenensis, Carpinus mioturczaninowii, Carpinus stenophylla, Carpinus subyedoensis, Corylus subsieboldiana, Castanea miomollissima, Fagus antipofi, Celtis sp., Ulmus mionoensis, Ulmus miopumila, Ulmus pseudolongifolia, Ulmus subparvifolia, Ulmus takayasui, Zelkova ungeri, Magnolia miocenica, Nymphar ebae, Lindera gaudini, Aff. Parrotia fagifolia, Aff. Cercis miochinensis, Rhus aniaiensis, Acer chharae, Acer nordenskioeldi, Acer palaeorufinerve, Acer rotundatum, Aesculus majus, Tilia hommashinichii, Tilia protojaponica, Alangium aequalifolium, Phragmites sp.
- Shinjoe et al. (2018) Jour. Geol. Soc. Japan, vol.124, no.7, pp.533-538 DOI
- Ina et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.10, pp.542-545 DOI