YinGou Group, YinGou and YuMen Cities, GanSu Prov., China (Ordovician of China)

Where: GanSu, China (40.0° N, 98.0° E: paleocoordinates 22.0° S, 120.8° E)

• local area-level geographic resolution

When: Arenig (478.6 - 466.0 Ma)

• YinGou Group

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, gray, yellow shale and limestone

• grayish yellow shale with dark gray limestone

Primary reference: 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]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 8568: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 02.08.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Pterobranchia
 Graptoloidea - Dichograptidae
Didymograptus sp.
Didymograptus sp. McCoy 1851 graptolite
 Graptoloidea - Isograptidae
Isograptus sp.
Isograptus sp. Moberg 1892 graptolite
Lingulata
 Lingulida - Lingulidae
Lingula sp.
Lingula sp. Bruguiére 1797
Craniata
 Craniida - Craniidae
Orthisocrania sp.
Orthisocrania sp. Rowell 1963
Strophomenata
 Strophomenida - Sowerbyellidae
Sowerbyella sp.
Sowerbyella sp. Jones 1928
Rhynchonellata
 Orthida - Orthidae
Sinorthis sp.
Trilobita
 Corynexochida - Missisquoiidae
"Missisquoia sp." = Parakoldinioidia
"Missisquoia sp." = Parakoldinioidia Endo 1937 trilobite
 Corynexochida - Leiostegiidae
"Szechuanella sp." = Pseudocalymene, Leiostegium sp., "? Bathyuriscops sp." = Annamitella
"Szechuanella sp." = Pseudocalymene Pillet 1974 trilobite
Leiostegium sp. Raymond 1913 trilobite
"? Bathyuriscops sp." = Annamitella Mansuy 1920 trilobite
 Trinucleida - Raphiophoridae
Lonchodomas sp.
Lonchodomas sp. Angelin 1854 trilobite
 Ptychopariida - Shumardiidae
Shumardia sp.
Shumardia sp. Billings 1862 trilobite
 Asaphida - Nileidae
Nileus sp., Symphysurus sp.
Nileus sp. Dalman 1827 trilobite
Symphysurus sp. Goldfuss 1843 trilobite
 Asaphida - Ceratopygidae
Ceratopyge sp., Pseudohysterolenus sp., Onychopyge sp.
Ceratopyge sp. Hawle and Corda 1847 trilobite
Pseudohysterolenus sp. Harrington and Leanza 1957 trilobite
Onychopyge sp. Harrington 1938 trilobite
 Asaphida - Remopleurididae
Apatokephalus sp.
Apatokephalus sp. Brögger 1896 trilobite
 Phacopida - Cheiruridae
Yinaspis sp., Pseudosphaerexochus sp.
Yinaspis sp. Zhang and Fan 1960 trilobite
Pseudosphaerexochus sp. Schmidt 1881 trilobite
 Olenida - Olenidae
Parabolinella sp., Inkouia sp., Triarthrus sp.
Parabolinella sp. Brögger 1882 trilobite
Inkouia sp. Zhang and Fan 1960 trilobite
Triarthrus sp. Green 1832 trilobite
 Harpetida - Harpididae
Harpides sp.
Harpides sp. Beyrich 1846 trilobite
Artiopoda
 Agnostida - Metagnostidae
Trinodus sp., Geragnostus sp.
Trinodus sp. M'Coy 1846
Geragnostus sp. Howell 1935