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Somanakamura - Nakanosawa - Koike, Minamisōma City, Fukushima Prefecture, Japan

GroupSomanakamura
FormationNakanosawa
MemberKoike
Age:164 - 152 Ma
Jurassic
IntervalOxfordian - Kimmeridgian
Lithologygrainstone/lime mudstone
Number of Collections1
Number of Occurrences28

Recorded Sample Locations

LocationRegionStratigraphic Name
KoyamadaMinamisōma City, Fukushima Prefecture, JapanSomanakamura - Nakanosawa - Koike

Recorded Fossils

Accepted NameHierarchyAge
Terebratula sp.
genus		6Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratulidae : Terebratula163.5 - 152.1 Ma
Jurassic
Astrocoenia sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Astrocoeniidae : Astrocoenia163.5 - 152.1 Ma
Jurassic
Myriophyllia sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Faviidae : Myriophyllia163.5 - 152.1 Ma
Jurassic
Diplaraea somaensis
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Acrosmiliidae : Diplaraea : Diplaraea somaensis163.5 - 152.1 Ma
Jurassic
Meandraraea somaensis
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Haplaraeidae : Meandraraea : Meandraraea somaensis163.5 - 152.1 Ma
Jurassic
Latomeandra ramosa
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Latomeandridae : Latomeandra : Latomeandra ramosa163.5 - 152.1 Ma
Jurassic
Latomeandra somaensis
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Calamophylliidae : Latomeandra : Latomeandra somaensis163.5 - 152.1 Ma
Jurassic
Montlivaltia sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Montlivaltiidae : Montlivaltia163.5 - 152.1 Ma
Jurassic
Thecosmilia somaensis
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Montlivaltiidae : Thecosmilia : Thecosmilia somaensis163.5 - 152.1 Ma
Jurassic
Acanthogyra sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Rhipidogyridae : Acanthogyra163.5 - 152.1 Ma
Jurassic
Aplosmilia somaensis
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Meandrinidae : Aplosmilia : Aplosmilia somaensis163.5 - 152.1 Ma
Jurassic
Aplosmilia tochikuboensis
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Meandrinidae : Aplosmilia : Aplosmilia tochikuboensis163.5 - 152.1 Ma
Jurassic
Enallhelia nipponica
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Stylinidae : Enallhelia : Enallhelia nipponica163.5 - 152.1 Ma
Jurassic
Eugyriopsis sinuosa
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Stylinidae : Eugyriopsis : Eugyriopsis sinuosa163.5 - 152.1 Ma
Jurassic
Goniocora sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Stylinidae : Goniocora163.5 - 152.1 Ma
Jurassic
Stylina sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Stylinidae : Stylina163.5 - 152.1 Ma
Jurassic
Thamnasteria sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Thamnasteriidae : Thamnasteria163.5 - 152.1 Ma
Jurassic
Thamnasteria abukumaensis
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Thamnasteriidae : Thamnasteria : Thamnasteria abukumaensis163.5 - 152.1 Ma
Jurassic
Thamnasteria torinosuensis
species		7Animalia : Cnidaria : Anthozoa : Scleractinia : Thamnasteriidae : Thamnasteria : Thamnasteria torinosuensis163.5 - 152.1 Ma
Jurassic
Parastromatopora sp.
genus		6Animalia : Porifera : Demospongiae : Axinellida : Milleporellidae : Parastromatopora163.5 - 152.1 Ma
Jurassic
Milleporidium sp.
genus		6Animalia : Porifera : Demospongiae : Axinellida : Milleporidium163.5 - 152.1 Ma
Jurassic

References

Eguchi M. (1951) Mesozoic hexacorals from Japan, The Science Reports of the Tohoku University, Geology 24, 1-96
Mori K. (1963) Geology and paleontology of the Jurassic Somanakamura Group, Fukushima Prefecture, Japan, The Science Reports of the Tohoku University, Geology 35 1, 33-65
Kiessling W. (2014) Taxonomic revisions of scleractinian corals
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!
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