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Omi Limestone, Itoigawa City, Niigata Prefecture, Japan

Formation	Omi Limestone
Age:	299 - 296 Ma Paleozoic
Interval	Asselian
Lithology	limestone, framestone
Number of Collections	3
Number of Occurrences	21

Recorded Sample Locations

Location	Region	Stratigraphic Name
Omi Limestone	Itoigawa City, Niigata Prefecture, Japan	Omi Limestone
Nishiyama	Itoigawa City, Niigata Prefecture, Japan	Omi Limestone

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Brachiopoda phylum	2	Animalia : Brachiopoda	298.9 - 295.5 Ma Paleozoic
Streblotrypa (Streblascopora) sp. subgenus	6.3	Animalia : Bryozoa : Stenolaemata : Cryptostomata : Hyphasmoporidae : Streblotrypa : *Streblotrypa (Streblascopora)*	323.2 - 315.2 Ma Carboniferous
Fistulipora sp. genus	6	Animalia : Bryozoa : Stenolaemata : Cystoporida : Fistuliporidae : *Fistulipora*	298.9 - 295.5 Ma Paleozoic
Coscinotrypa sp. genus	6	Animalia : Bryozoa : Stenolaemata : Cystoporida : Hexagonellidae : *Coscinotrypa*	298.9 - 295.5 Ma Paleozoic
Sulcoretepora sp. genus	6	Animalia : Bryozoa : Stenolaemata : Cystoporida : Cystodictyonidae : *Sulcoretepora*	298.9 - 295.5 Ma Paleozoic
Penniretepora sp. genus	6	Animalia : Bryozoa : Stenolaemata : Fenestrida : Acanthocladiidae : *Penniretepora*	323.2 - 315.2 Ma Carboniferous
Polypora sp. genus	6	Animalia : Bryozoa : Stenolaemata : Fenestrida : Fenestellidae : *Polypora*	323.2 - 315.2 Ma Carboniferous
Protoretepora sp. genus	6	Animalia : Bryozoa : Stenolaemata : Fenestrida : Fenestellidae : *Protoretepora*	323.2 - 315.2 Ma Carboniferous
Thamniscus sp. genus	6	Animalia : Bryozoa : Stenolaemata : Fenestrida : Fenestellidae : *Thamniscus*	298.9 - 295.5 Ma Paleozoic
Streblotrypella sp. genus	6	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Nikiforovellidae : *Streblotrypella*	323.2 - 315.2 Ma Carboniferous
Rhabdomeson sp. genus	6	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Rhabdomesidae : *Rhabdomeson*	323.2 - 315.2 Ma Carboniferous
Rhombopora sp. genus	6	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Rhabdomesidae : *Rhombopora*	323.2 - 315.2 Ma Carboniferous
Tabulipora sp. genus	6	Animalia : Bryozoa : Stenolaemata : Trepostomatida : Stenoporidae : *Tabulipora*	298.9 - 295.5 Ma Paleozoic
Crinoidea class	3	Animalia : Echinodermata : Crinoidea	298.9 - 295.5 Ma Paleozoic

References

Sakagami S. (1961) Japanese Permian Bryozoa, Palaeontological Society of Japan, Special Papers 7, 1-58

Sakagami S. (1963) Lower Carboniferous Bryozoa from the Omi Limestone, Japan, part 2: successive description of Cryptostomata, Transactions and Proceedings of the Paleontological Society of Japan, N.S. 49, 15-24

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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