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Yezo - Omagari, Nakagawa (Teshio) District, Kamikawa Subprefecture, Hokkaidō Prefecture, Japan

GroupYezo
FormationOmagari
Age:83.6 - 72.1 Ma
Late/Upper Cretaceous
IntervalCampanian
Lithologyreef rocks/lime mudstone
Number of Collections1
Number of Occurrences10

Recorded Sample Locations

LocationRegionStratigraphic Name
Omagari carbonate lensNakagawa (Teshio) District, Kamikawa Subprefecture, Hokkaidō Prefecture, JapanYezo - Omagari

Recorded Fossils

Accepted NameHierarchyAge
Serpulidae
family
5Animalia : Annelida : Polychaeta : Sabellida : Serpulidae83.6 - 72.1 Ma
Late/Upper Cretaceous
Terebratulidae
family
5Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratulidae83.6 - 72.1 Ma
Late/Upper Cretaceous
Miltha sp.
genus
6Animalia : Mollusca : Bivalvia : Lucinida : Lucinidae : Miltha83.6 - 72.1 Ma
Late/Upper Cretaceous
Nipponothracia sp.
genus
6Animalia : Mollusca : Bivalvia : Thraciidae : Nipponothracia83.6 - 72.1 Ma
Late/Upper Cretaceous
Thyasira sp.
genus
6Animalia : Mollusca : Bivalvia : Lucinida : Thyasiridae : Thyasira83.6 - 72.1 Ma
Late/Upper Cretaceous
Vesicomya (Calyptogena) sp.
subgenus
6.3Animalia : Mollusca : Bivalvia : Veneroidei : Vesicomyidae : Vesicomya : Vesicomya (Calyptogena)83.6 - 72.1 Ma
Late/Upper Cretaceous
Gaudryceras tenuiliratum
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Gaudryceratidae : Gaudryceras : Gaudryceras tenuiliratum83.6 - 72.1 Ma
Late/Upper Cretaceous
Margarites sp.
genus
6Animalia : Mollusca : Gastropoda : Trochida : Margaritidae : Margarites83.6 - 72.1 Ma
Late/Upper Cretaceous
Bathyacmaea sp.
genus
6Animalia : Mollusca : Gastropoda : Pectinodontidae : Bathyacmaea83.6 - 72.1 Ma
Late/Upper Cretaceous
Serradonta sp.
genus
6Animalia : Mollusca : Gastropoda : Pectinodontidae : Serradonta83.6 - 72.1 Ma
Late/Upper Cretaceous

References

Hikida Y., Suzuki S., et al (2003) An exceptionally well-preserved fossil seep community from the Cretaceous Yezo Group in the Nakagawa area, Hokkaido, northern Japan, Paleontological Research 7 4, 329-342
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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