PBDB Collection

Koinoura, Tsuyazaki (Oligocene of Japan)

Where: Fukuoka, Japan (33.8° N, 130.4° E: paleocoordinates 40.2° N, 126.3° E)

• coordinate based on nearby landmark

When: Tsuyazaki Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; tuff

Size class: macrofossils

Collection methods: Repositories: Laboratory of Phylogenetic Botany, Faculty of Sciences, Chiba University, Japan; College of Liberal Arts, Kanazawa University, Japan

Primary reference: M. Suzuki. 1976. Some fossil woods from the Palaeogene of Northern Kyushu. The Botanical Magazine 89:59-71 [B. Allen/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 224520: authorized by Bethany Allen, entered by Bethany Allen on 11.03.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Coniferales - Cupressaceae	Taxodioxylon sequoianum¹ Taxodioxylon sequoianum¹ cypress
Angiospermae
Sapindales - Sapindaceae	Acer palmatoxylum n. sp.² Acer palmatoxylum n. sp.² Suzuki 1982 maple Kanazawa, No. 71323 (holotype)
Sapindales - Anacardiaceae	Rhus palaeojavanica n. sp.¹ Rhus palaeojavanica n. sp.¹ Srivastava and Suzuki 2001 sumac Tohoku, No. 71152 (holotype), 71195
Malvales - Malvaceae	Wataria oligocenica¹ Wataria oligocenica¹ mallow
Malvales - Sterculiaceae	Reevesia oligocenica n. sp. Reevesia oligocenica n. sp. Suzuki 1976 Chiba, Nos. 71189 (holotype), 71208
Fagales - Betulaceae	Alnus scalariforme n. sp.¹ Alnus scalariforme n. sp.¹ Srivastava and Suzuki 2001 alder Tohoku, No. 71104 (holotype)
Fagales - Fagaceae	Castanea protoantiqua n. sp. Castanea protoantiqua n. sp. Suzuki 1976 chestnut Chiba, Nos. 71188 (holotype), 71210, 71212
Rosales - Rhamnaceae	Hovenia palaeodulcis n. sp.² Hovenia palaeodulcis n. sp.² Suzuki 1982 buckthorn Kanazawa, Nos. 71257 (holotype), 71309, 71359
Rosales - Rosaceae	Prunus uviporulosa n. sp.³, Prunus polyporulosa n. sp.³, Prunus ascendentiporulosa n. sp.³, Prunus palaeozippeliana n. sp.³ Prunus uviporulosa n. sp.³ Suzuki 1984 plum Kanazawa, Nos. 71156 (holotype), 71263, 71291, 71331, 71375 Prunus polyporulosa n. sp.³ Suzuki 1984 plum Kanazawa, Nos. 71166 (holotype), 71179 Prunus ascendentiporulosa n. sp.³ Suzuki 1984 plum Kanazawa, Nos. 71165 (holotype), 71299 Prunus palaeozippeliana n. sp.³ Suzuki 1984 plum Kanazawa, Nos. 71184 (holotype), 71161, 71200, 71336, 71371
Magnoliales - Magnoliaceae	Magnoliaceoxylon palaeogenica n. sp.¹, Michelia oleifera n. sp. Magnoliaceoxylon palaeogenica n. sp.¹ Srivastava and Suzuki 2001 magnolia Tohoku, No. 71339 (holotype) Michelia oleifera n. sp. Suzuki 1976 magnolia Chiba, Nos. 71175 (holotype), 71158, 71196
Dicotyledoneae
Myrtales - Sonneratiaceae	Sonneratia kyushuensis n. sp.¹ Sonneratia kyushuensis n. sp.¹ Srivastava and Suzuki 2001 Tohoku, No. 71259 (holotype)
Angiospermae
Saxifragales - Hamamelidaceae	Hamamelis prejaponicum n. sp.¹ Hamamelis prejaponicum n. sp.¹ Srivastava and Suzuki 2001 witch-hazel Tohoku, No. 71517 (holotype)
Cornales - Nyssaceae	Camptotheca kyushuensis² Camptotheca kyushuensis² Suzuki 1975
Cornales - Cornaceae	Cornus tsuyazakiensis n. sp.² Cornus tsuyazakiensis n. sp.² Suzuki 1982 dogwood Kanazawa, No. 71338 (holotype)
Lamiales - Oleaceae	Fraxinus oligocenica n. sp.² Fraxinus oligocenica n. sp.² Suzuki 1982 ash Kanazawa, Nos. 71258 (holotype), 71266, 71335
Proteales - Platanaceae	Platanus tsuyazakiensis n. sp. Platanus tsuyazakiensis n. sp. Suzuki 1976 plane tree Chiba, No. 71256 (holotype)

¹Srivastava and Suzuki 2001; ²Suzuki 1982; ³Suzuki 1984