ChaPu Group, MaoJiXia and HuaLong Counties, QingHai Prov., China (Ordovician of China)

Where: QingHai, China (36.0° N, 102.0° E: paleocoordinates 26.8° S, 121.0° E)

• local area-level geographic resolution

When: Llandeilo (461.1 - 458.4 Ma)

• ChaPu Group

Environment/lithology: marine; lithified, black, gray, silty shale and sandstone

• purplish red to grayish green slate at top, black slate with andesitic, basaltic tuff in middle, and silty mudstone and slate with sandstone at bottom

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 8680: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 24.08.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Hexagoncyclicus sp.
Pterobranchia
 Graptoloidea - Glossograptidae
Glossograptus sp.
 Graptoloidea - Retiolitidae
Glyptograptus sp.
 Graptoloidea - Climacograptidae
Climacograptus sp.
Climacograptus sp. Hall 1865 climacograptid
 Graptoloidea - Dicranograptidae
Dicranograptus sp.
Dicranograptus sp. Hall 1865 graptolite
 Graptoloidea - Diplograptidae
Orthograptus sp., Amplexograptus sp.
Orthograptus sp. Lapworth 1873 graptolite
Amplexograptus sp. graptolite
 Graptoloidea - Dichograptidae
Didymograptus sp.
Didymograptus sp. McCoy 1851 graptolite
Crinoidea
  -
Cyclocyclicus sp.
Cyclocyclicus sp. Yeltysheva 1955 Sea lily
Gastropoda
 Murchisoniina - Eotomariidae
Liospira sp.
Liospira sp. Ulrich and Scofield 1897 snail
Strophomenata
 Strophomenida - Taffiidae
Aporthophyla sp.
Aporthophyla sp. Ulrich and Cooper 1938
 Strophomenida - Leptellinidae
Leptellina sp.
Leptellina sp. Ulrich and Cooper 1936
 Strophomenida - Strophomenidae
Strophomena sp.
Strophomena sp. Rafinesque and De Blainville 1824
 Strophomenida - Furcitellidae
Oepikina sp.
Oepikina sp. Salmon 1942
 Strophomenida - Rafinesquinidae
Rafinesquina sp.
Rafinesquina sp. Hall and Clarke 1892
Rhynchonellata
 Orthida - Orthidae
Orthambonites sp., Sinorthis sp.
Orthambonites sp. Pander 1830
 Orthida - Hesperorthidae
Hesperorthis sp.
Hesperorthis sp. Schuchert and Cooper 1931
 Orthida - Productorthidae
Nicolella sp.
Nicolella sp. Reed 1917