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Zhangwan, Nanyang, Henan, China

Formation	Zhangwan
Age:	443 - 441 Ma Silurian
Interval	Rhuddanian
Lithology	mudstone
Number of Collections	7
Number of Occurrences	37

Recorded Sample Locations

Location	Region	Stratigraphic Name
Aegiria Community	Xixia County, Nanyang, Henan, China	Zhangwan
HXH 01. Houwa village	Xichuan County, Nanyang, Henan, China	Zhangwan

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Hetaoyuan	48.6 - 37.2 Ma Eocene	marl/siltstone	53
Yuhuangding	55.8 - 48.6 Ma Eocene	limestone, sandstone/mudstone	16

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Petrocrania sp. genus	6	Animalia : Brachiopoda : Craniata : Craniida : Craniidae : *Petrocrania*	443.4 - 440.8 Ma Silurian
Lingulasma sp. genus	6	Animalia : Brachiopoda : Lingulata : Lingulida : Lingulasmatidae : *Lingulasma*	443.4 - 440.8 Ma Silurian
Protatrypa sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : *Protatrypa*	443.4 - 440.8 Ma Silurian
Lissatrypa sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Atrypida : Lissatrypidae : *Lissatrypa*	443.4 - 440.8 Ma Silurian
Cathaysiorthis xichuanensis species	7	Animalia : Brachiopoda : Rhynchonellata : Orthida : Cathaysiorthidae : Cathaysiorthis : *Cathaysiorthis xichuanensis*	443.4 - 440.8 Ma Silurian
Levenea qianbeiensis species	7	Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : Levenea : *Levenea qianbeiensis*	443.4 - 440.8 Ma Silurian
Draboviidae family	5	Animalia : Brachiopoda : Rhynchonellata : Orthida : Draboviidae	443.4 - 440.8 Ma Silurian
Eospirifer (Eospirifer) eosinensis species	7	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Cyrtiidae : Eospirifer : *Eospirifer (Eospirifer) eosinensis*	443.4 - 440.8 Ma Silurian
Aegiria sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Sowerbyellidae : *Aegiria*	443.4 - 440.8 Ma Silurian
Aegiria apta species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Sowerbyellidae : Aegiria : *Aegiria apta*	443.4 - 440.8 Ma Silurian
Leptellina (Merciella) sp. subgenus	6.3	Animalia : Brachiopoda : Strophomenata : Strophomenida : Leptellinidae : Leptellina : *Leptellina (Merciella)*	443.4 - 440.8 Ma Silurian
Palaeoleptostrophia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Strophomenida : Leptostrophiidae : *Palaeoleptostrophia*	443.4 - 440.8 Ma Silurian
Katastrophomena modesta species	7	Animalia : Brachiopoda : Strophomenata : Strophomenida : Strophomenidae : Katastrophomena : *Katastrophomena modesta*	443.4 - 440.8 Ma Silurian
Graptolithina class	3	Animalia : Hemichordata : Graptolithina	443.4 - 440.8 Ma Silurian

References

Wang Y., Boucot A. J., et al (1987) Community paleoecology as a geologic tool: the Chinese Ashgillian-Eifelian (latest Ordovician through early Middle Devonian) as an example, Geological Society of America Special Paper 211, 1-100

Huang B., Harper D. A., et al (2019) A new Cathaysiorthis (Brachiopoda) fauna from the lower Llandovery of eastern Qinling, China, Papers in Palaeontology doi:10.1002/spp2.1253

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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