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Sagae River - Ohyr Fm, Yamagata Prefecture, Japan

Lat/Long (Decimal)38.3806,140.322
Co-ordinates Derivationbased on nearby landmark
Mindat.org Region (for given coordinates)Yamagata Prefecture, Japan

Collections

CollectionReferenceStratigraphic NameCommentsLithologyAge
Sagae River - Ohyr FmOgasawara K., Saito T., et al (1985)OhyrSTRATIGRAPHIC RELATIONS: From Ohyr Fm, which overlies the Kuzusawa Siltstone Mbr of the Hongo Fm (Late Miocene) and is overlain by the Inazawayama Sst Mbr of the Aterazawa Fm (Late Miocene). THICKNESS: From bed within unit that attains a thickness of ~150 m. AGE: Late Miocene on the basis of molluscan biostratigraphy. STRATIGRAPHIC POSITION: From upper middle part of formation.sandstone11.608 - 5.333 Ma
Miocene

Recorded Fossils

Accepted NameHierarchyAge
Monia macrochisma
species
Monia macrochisma11.608 - 5.333 Ma
Miocene
Terebratulina sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Cancellothyrididae : Terebratulina11.608 - 5.333 Ma
Miocene
Terebratalia gouldii
species
Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebrataliidae : Terebratalia : Terebratalia gouldii11.608 - 5.333 Ma
Miocene
Terebratalia tenuis
species
Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebrataliidae : Terebratalia : Terebratalia tenuis11.608 - 5.333 Ma
Miocene
Nemocardium (Keenaea) sp.
subgenus
Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : Nemocardium : Nemocardium (Keenaea)11.608 - 5.333 Ma
Miocene
Macoma sp.
genus
Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Macoma11.608 - 5.333 Ma
Miocene
Megangulus protovenulosa
species
Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Tellina : Megangulus protovenulosa11.608 - 5.333 Ma
Miocene
Lucinoma acutilineata
species
Animalia : Mollusca : Bivalvia : Lucinida : Lucinidae : Lucinoma : Lucinoma acutilineata11.608 - 5.333 Ma
Miocene
Crenomytilus grayanus
species
Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Crenomytilus : Crenomytilus grayanus11.608 - 5.333 Ma
Miocene
Chlamys sp.
genus
Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys11.608 - 5.333 Ma
Miocene
Chlamys (Chlamys) cosibensis
species
Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : Chlamys (Chlamys) cosibensis11.608 - 5.333 Ma
Miocene
Chlamys kotorana
species
Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : Chlamys kotorana11.608 - 5.333 Ma
Miocene
Miyagipecten matsumoriensis
species
Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Miyagipecten : Miyagipecten matsumoriensis11.608 - 5.333 Ma
Miocene
Mizuhopecten matumoriensis
species
Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Mizuhopecten : Mizuhopecten matumoriensis11.608 - 5.333 Ma
Miocene
Mizuhopecten paraplebejus
species
Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Mizuhopecten : Mizuhopecten paraplebejus11.608 - 5.333 Ma
Miocene
Cycladicama sp.
genus
Animalia : Mollusca : Bivalvia : Venerida : Ungulinidae : Cycladicama11.608 - 5.333 Ma
Miocene
Epitonium (Boreoscala) sp.
subgenus
Animalia : Mollusca : Gastropoda : Epitoniidae : Epitonium : Epitonium (Boreoscala)11.608 - 5.333 Ma
Miocene

References

Ogasawara K., Saito T., et al (1985) Late Miocene molluscs from the northwestern part of Yamagata Basin, Yamagata Prefecture, Tohoku District, Japan, Saito Ho-on Kai Museum of Natural History Research Bulletin 53, 21-35
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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