Where: Gunma, Japan (36.3° N, 138.8° E: paleocoordinates 37.6° N, 137.2° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Motojuku Formation, Late/Upper Miocene (11.6 - 5.3 Ma)
• formation-level stratigraphic resolution
Environment/lithology: lacustrine
Size class: macrofossils
Preservation: original carbon
Collection methods: surface (in situ),
Primary reference: K. Ozaki. 1991. Late Miocene and Pliocene Floras in Central Honshu, Japan. Bulletin of Kanagawa Prefectural Museam Natural Science Special Issue 1-244 [H. Sims/H. Lindon/H. Lindon]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 22755: authorized by Hallie Sims, entered by Heather Lindon on 25.06.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Schizophragma sp., Euptelea cf. polyandra, Fortunearia kabutoiwana, Deutzia cf. crenata, Euscaphis cf. japonica, Deutzia sp., Heptacodium hokianum
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Bivalvia | |
"Davidia kabutoiwana" = Actinodonta
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Dicotyledoneae | |
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Angiospermae | |
? Parthenocissus sp. Planchon 1887
aff. Tetrastigma sp. Planchon 1887 | |
Tilia sp. Linnaeus 1753 linden | |
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Aesculus majus, Acer rotundatum, Acer subnikoense, Acer protomatsumurae, Acer nordenskioeldii, Acer huziokae, Acer cf. crataegifolium, Acer palaeorufinerve, ? Koelreuteria sp., Koelreuteria miointegrifoliola
? Koelreuteria sp. Laxmann 1772 golden rain tree | |
? Cedrela sp. Browne 1756 mahogany | |
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Prunus sp. Linnaeus 1753 plum | |
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"Berchemia miofloribunda" = Berhamniphyllum miofloribundum
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Quercus protoserrata, Quercus miocrispula, Quercus protosalicina, Castanea miocrenata, Fagus stuxbergii, Fagus palaeojaponica
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Carpinus subcordata, Carpinus sp., Carpinus miocenica, Carpinus cf. nipponica, Ostrya aizuana, Ostrya cf. japonica, Alnus protomaximowiczii, Alnus cf. firma, Alnus protohirsuta, Corylus cf. heterophylla, Corylus subsieboldiana, Betula cf. grossa, Betula sp., Betula cf. schmidtii, Betula miomaximowicziana
Carpinus sp. Linnaeus 1753 hornbeam
Betula sp. Linnaeus 1753 birch | |
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Ficus sp. Linnaeus 1753 fig | |
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Potamogeton sp. Linnaeus 1753 pondweed | |
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Hydrangea sp. Linnaeus 1753 hydrangea | |
Myriophyllum sp. Linnaeus 1753 water milfoil | |
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"Magnolia cf. obovata" = Nyssa vetusta
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Lonicera sp. Linnaeus 1753 honeysuckle | |
Ehretia sp. Linnaeus borage | |
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Bambusites sp. Ettingshausen 1886 grass | |
Neolitsea sp. Merrill 1906 laurel
? Persea sp. Gaertner 1805 laurel | |
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Pinopsida | |
Picea sp. Dietrich 1824 spruce | |
Polypodiopsida | |
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