Also known as GD, 6
Where: Yamaguchi, Japan (34.0° N, 130.9° E: paleocoordinates 39.2° N, 127.4° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Ashiya Group, Late/Upper Oligocene (28.4 - 23.0 Ma)
• No stratigraphic data available as manuscript is in Japanese.
• bed-level stratigraphic resolution
Environment/lithology: coastal; medium-grained, coarse sandstone
Size class: macrofossils
Collection methods: bulk, quarrying,
• No collection data available as manuscript is in Japanese. Material is reposited in the Dept of Earth and Planetary Sciences, Faculty of Science, Kyushu University, and in Shimonoseki City Archaeological Museum, Shimonoseki.
Primary reference: K. Okamoto and T. Sakai. 1995. Sedimentary facies and fossil molluscs of the Oligocene Ashiya Group in the Hikoshima Takenokojim and Nishiyama area, Shimonoseki City, Southwest Japan. Bulletin of the Mizunami Fossil Museum 22:19-50 [A. Miller/A. Hendy/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 51439: authorized by Austin Hendy, entered by Austin Hendy on 05.06.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Scaphopoda | |
"Dentalium" ashiyaensis Nagao 1928 tusk shell | |
Bivalvia | |
Lucinoma nagaoi Oyama and Mizuno 1958 clam | |
"Dosinia (Phacosoma) chikuzenensis" = Dosinia nomurai
"Dosinia (Phacosoma) chikuzenensis" = Dosinia nomurai Otuka 1934 venus clam | |
Felaniella confusa Nagao 1928 clam | |
| |
Solen connectens clam | |
Glycymeris (Veletuceta) cisshuensis Makiyama 1926 clam | |
Acila cf. ashiyaensis divaricate nutclam
Acila sp. Adams and Adams 1858 divaricate nutclam | |
Gastropoda | |
"Nassarius" "sp. B" Duméril 1806 snail | |
Euspira sp., "Euspira ashiyaensis" = Euspira meisensis
Euspira sp. Agassiz 1837 moon snail
"Euspira ashiyaensis" = Euspira meisensis Makiyama 1926 moon snail |