Xystriphylloides Ass., Nanning, Guangxi (Devonian of China)

Also known as Reef 1550

Where: Guangxi, China (22.8° N, 108.3° E: paleocoordinates 4.1° N, 126.3° E)

• coordinate stated in text

When: Yujiang Formation, Early/Lower Emsian (409.1 - 402.5 Ma)

• Polygnathus dehiscens - conodont zone

•lower part of Y. fm.

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; limestone

• Beiliu-type Fauna in Guangxi, (Reef Facies Fauna)

•open platform, the carbonates are very pelitic and there are terrigenous clastic interbedds

Size class: macrofossils

Primary reference: K. Goudon. 1994. Devonian tetracoral assemblages and their distribution in Guangxi, China. Courier Forschungsinstitut Senckenberg 172(2):7-13 [W. Kiessling/F. Reichel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 80472: authorized by Wolfgang Kiessling, entered by Falko Reichel on 21.04.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

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Conodonta
 Ozarkodinida - Polygnathidae
Polygnathus dehiscens, Polygnathus pirenae
Rhynchonellata
 Spiriferida - Hysterolitidae
Rostrospirifer tonkinensis, Rostrospirifer sp.
Strophomenata
 Strophomenida - Dicoelostrophiidae
Dicoelostrophia crenata
Anthozoa
 Cystiphyllida - Goniophyllidae
Calceola sp.
Calceola sp. Lamarck 1799 horn coral
 Cystiphyllida - Cystiphyllidae
Pseudomicroplasma sp.
 Stauriida - Hadrophyllidae
Microcyclus sp.
Microcyclus sp. Meek and Worthen 1868 horn coral
 Stauriida - Cyathophyllidae
Heterophaulactis semicrassa
 Stauriida - Disphyllidae
Xystriphylloides nobilis, Xystriphylloides (Xystrigona) sp.