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Soma - Awazu, Fukushima Prefecture, Japan
Group | Soma |
---|---|
Formation | Awazu |
Age: | 170 - 168 Ma Middle Jurassic |
Interval | Bajocian |
Lithology | shale/conglomerate |
Number of Collections | 1 |
Number of Occurrences | 4 |
Recorded Sample Locations
Location | Region | Stratigraphic Name |
---|---|---|
Soma Area | Fukushima Prefecture, Japan | Soma - Awazu |
Associated Units
Stratigraphic Name | Age | Lithology | Occurrence Records |
---|---|---|---|
Soma - Koyamada | 145 - 140 Ma Early/Lower Cretaceous | shale/sandstone | 8 |
Soma - Nakanosawa | 157 - 152 Ma Jurassic | sandstone/"limestone" | 48 |
Soma - Yamagami | 166 - 164 Ma Middle Jurassic | sandstone/"shale" | 10 |
Recorded Fossils
Accepted Name | Hierarchy | Age |
---|---|---|
Chlamys sp. genus | Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys | 170.3 - 168.3 Ma Middle Jurassic |
Vaugonia (Vaugonia) sp. subgenus | Animalia : Mollusca : Bivalvia : Trigoniida : Myophorellidae : Vaugonia : Vaugonia (Vaugonia) | 170.3 - 168.3 Ma Middle Jurassic |
Latitrigonia sp. genus | Animalia : Mollusca : Bivalvia : Trigoniida : Trigoniidae : Latitrigonia | 170.3 - 168.3 Ma Middle Jurassic |
Nipponitrigonia sp. genus | Animalia : Mollusca : Bivalvia : Trigoniida : Trigoniidae : Nipponitrigonia | 170.3 - 168.3 Ma Middle Jurassic |
References
Hayami I. (1975) A systematic survey of the Mesozoic Bivalvia from Japan, The University Museum, The University of Tokyo, Bulletin 10 |
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!