Also known as E, Locality 17
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 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 51456: authorized by Austin Hendy, entered by Austin Hendy on 05.06.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Gastropoda | |
"Euspira ashiyaensis" = Euspira meisensis
"Euspira ashiyaensis" = Euspira meisensis Makiyama 1926 moon snail | |
Siphonalia shojii Hirayama 1956 true whelk | |
Bivalvia | |
"Dosinia (Phacosoma) chikuzenensis" = Dosinia nomurai, Meretrix hikoshimensis
"Dosinia (Phacosoma) chikuzenensis" = Dosinia nomurai Otuka 1934 venus clam
Meretrix hikoshimensis Okamoto and Sakai 1995 venus clam | |
Glycymeris (Veletuceta) cisshuensis Makiyama 1926 clam | |
Echinoidea | |
Echinodiscus chikuzenensis Nagao 1928 sand dollar |