GuLang Fm., GuLangXia and GuLang Counties, GanSu Prov., China: Soudleyan - Marshbrookian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Brachyellasma sp.
Leptotium sp.
Demospongiae - Chaetetida - Cryptolichenariidae
? Amsassia sp. Sokolov and Mironova 1959
Stromatoporoidea - Stromatoporida - Stromatoporidae
Stromatopora sp. Goldfuss 1826
Anthozoa - Stauriida - Stauriidae
Favistella sp. Dana 1846
Anthozoa - Stauriida - Streptelasmatidae
Streptelasma sp. Hall 1847
Cephalopoda - Barrandeocerida - Barrandeoceratidae
Centrocyrtoceras sp. Foerste 1933
Gastropoda - Bellerophontida - Tropidodiscidae
Tropidodiscus sp. Meek and Worthen 1866
    = Tropidodiscidae sp. Knight 1956
Wagner 2023
Gastropoda - Euomphalina
Euomphalus sp. Sowerby 1814
    = Euomphalina sp. de Koninck 1881
Wagner 2023
Gastropoda - Euomphalina - Ophiletidae
Ecculiomphalus sp. Portlock 1843
Gastropoda - Euomphalina - Macluritidae
Maclurites sp. Le Sueur 1818
Strophomenata - Orthotetida - Triplesiidae
Cliftonia sp. Foerste 1909
Strophomenata - Strophomenida - Sowerbyellidae
Anisopleurella sp. Cooper 1956
Sowerbyella sp. Jones 1928
Strophomenata - Strophomenida - Leptellinidae
Leptellina sp. Ulrich and Cooper 1936
Strophomenata - Strophomenida - Furcitellidae
Oepikina sp. (Salmon 1942)
original and current combination Opikina
Strophomenata - Strophomenida - Strophomenidae
Strophomena sp. Rafinesque and De Blainville 1824
Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Rostricellula sp. Ulrich and Cooper 1942
Rhynchonellata - Orthida - Productorthidae
Nicolella sp. Reed 1917
Rhynchonellata - Orthida - Platystrophiidae
Platystrophia sp. King 1850
Rhynchonellata - Atrypida - Atrypidae
Plectatrypa sp. Schuchert and Cooper 1930
Rhynchonellata - Pentamerida - Camerellidae
Stenocamara sp. Cooper 1956
Stenolaemata - Cryptostomata - Rhinoporidae
Lichenalia sp. Hall 1851
Trilobita - Lichida - Lichidae
Lichas sp. Dalman 1827
Trilobita - Asaphida - Asaphidae
Basilicus sp. Salter 1849
Isoteloides sp. Raymond 1910
Trilobita - Asaphida - Remopleurididae
Remopleurides sp. Portlock 1843
Trilobita - Corynexochida - Styginidae
Scutellum sp. Pusch 1833
Trilobita - Corynexochida - Illaenidae
Illaenus sp. Dalman 1827
Pterobranchia - Graptoloidea - Climacograptidae
Climacograptus sp. Hall 1865
see common names

Geography
Country:China State/province:GanSu County:GuLangXia and GuLang
Coordinates: 38.0° North, 102.0° East (view map)
Paleocoordinates:26.5° South, 118.2° East
Geographic resolution:local area
Time
Period:Ordovician Epoch:Late/Upper Ordovician
10 m.y. bin:Ordovician 4
*Period:Late/Upper Ordovician *Epoch:Middle Caradoc
*International age/stage:Soudleyan - Marshbrookian
Key time interval:Soudleyan - Marshbrookian
Age range of interval:457.50000 - 452.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Gulang
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:red or brown lithified dolomite
Secondary lithology: "limestone"
Lithology description: light red dolomite and blue gray to gray white limestone
Environment:marine indet.
Taphonomy
Collection methods and comments
Collection excludes:species names
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:8561
Authorizer:A. Miller, P. Wagner Enterer:P. Novack-Gottshall, P. Wagner
Research group:marine invertebrate
Created:2000-08-02 09:01:23 Last modified:2000-08-02 12:01:23
Access level:the public Released:2000-11-20 13:53:37
Creative Commons license:CC BY
Reference information

Primary reference:

526. Stratigraphic Group of Quing Hai Province. 1980. Regional stratigraphic tables of the north western China region: Volume of NinXia Province. Geological Publishing House, Beijing, China [A. Miller/P. Novack-Gottshall]

Secondary references:

9042 P. J. Wagner. 2023. Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database (2006 - 2023). [P. Wagner/P. Wagner/P. Wagner]