Where: Japan (35.8° N, 138.9° E: paleocoordinates 36.8° N, 137.7° E)
• outcrop-level geographic resolution
When: Blow zone N 17 zone, Saruhashi dacitic tuff Member (Otsuki Formation), Messinian (7.2 - 5.3 Ma)
• Shown as upper part of N17 zone, and referred to as "uppermost Miocene" - suggesting an early Messinian age.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; pebbly sandstone
Size class: macrofossils
Primary reference: T. Ozawa and S. Tomida. 1996. Occurrence of Aturia coxi (Cephalopoda: Nautilida) from the uppermost Miocene of Japan and its implication for Late Miocene marine climate in the northwestern Pacific. Journal of Paleontology 70(5):795-798 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 4871: authorized by John Alroy, entered by John Alroy on 28.08.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Cephalopoda | |
Aturia coxi Miller 1947 nautiloid | |
Gastropoda | |
| |
Ethalia maxima top snail | |
Bivalvia | |
Glycymeris cf. cisshuensis Makiyama 1926 clam | |
Lima sp. Bruguière 1797 file clam | |
Chlamys sp. Röding 1798 scallop
Amussiopecten akiyamae Masuda 1962 scallop | |
Paphia exilis Shuto 1957 venus clam
"Phacosoma sp." = Dosinia (Phacosoma) Jukes-Brown 1912 venus clam | |
Solen sp. Linnaeus 1758 clam |