LiangJiaShan Fm., ToFang Gou, BenXi City, LiaoNing Prov., China (Ordovician of China)

Where: LiaoNing, China (40.0° N, 123.0° E: paleocoordinates 6.1° S, 131.8° E)

• coordinate estimated from map

• local area-level geographic resolution

When: LiangJiaShan Formation, Arenig (478.6 - 466.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, dolomitic limestone and lithified, concretionary, gray, cherty/siliceous limestone

• Dolomitic limestone; cherty, nodular limestone; and dark gray limestone

Size class: macrofossils

Primary reference: Stratigraphic Group of LiaoNing and HeNan Provinces. 1989. Regional stratigraphic table of northern China: LiaoNing and HeNan Provinces. Geological Publishing House, Beijing, China (Original source resides with A. Miller) [A. Miller/P. Novack-Gottshall]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 20756: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 06.06.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Demospongiae
 Lithistida - Anthaspidellidae
Archaeoscyphia sp. Hinde 1889 demosponge
Rhynchonellata
 Orthida - Plectorthidae
Plectorthis sp. Hall and Clarke 1892
Cephalopoda
 Endocerida - Proterocameroceratidae
Proterocameroceras sp. Ruedemann 1905
 Endocerida - Endoceratidae
Hemipiloceras sp. Shimizu et al.
Cameroceras sp. Conrad 1842
 Bisonocerida - Manchuroceratidae
Manchuroceras sp. Ozaki 1927
 Bisonocerida - Piloceratidae
Piloceras sp. Salter 1859
 Bisonocerida - Coreanoceratidae
Coreanoceras sp. Kobayashi 1931
Gastropoda
 Euomphalina - Macluritidae
Maclurites sp. Le Sueur 1818 snail
 Euomphalina - Ophiletidae
Ophileta sp. Vanuxem 1842 snail
 Murchisoniina - Hormotomidae
Hormotoma sp. Salter 1859 snail
Trilobita
 Asaphida - Asaphidae
"Megalaspidella sp." = Asaphellus
"Megalaspidella sp." = Asaphellus Callaway 1877 trilobite