YeLi Fm., WuShan, Lulong Co., HeBei Prov., China (Ordovician of China)

Where: HeBei, China (40.0° N, 119.0° E: paleocoordinates 5.7° S, 134.2° E)

• local area-level geographic resolution

When: Yeli Formation, Tremadoc (485.4 - 477.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal shelf; lithified, pyritic, gray lime mudstone and limestone

• gray mud limestone with brecciated limestone at top, occasionally with pyrite

Primary reference: North China Stratigraphic Group. 1979. Regional Stratigraphic Table of North China. Branch of HeBei Province and TianJin City. Geological Publishing House, Beijing, China. 250-260 [A. Miller/P. Novack-Gottshall]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 7983: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 11.06.2000, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Corynexochida - Illaenidae
Illaenus sp. Dalman 1827 trilobite
 Asaphida - Asaphidae
Psilocephalina sp. Hsu 1948 trilobite
Asaphellus sp. Callaway 1877 trilobite
 Asaphida - Remopleurididae
"Apatokephalops sp." = Apatokephalops, "Wanliangtingia sp." = Apatokephalops, Loshanella sp.
"Apatokephalops sp." = Apatokephalops Lu 1975 trilobite
"Wanliangtingia sp." = Apatokephalops Lu 1975 trilobite
Loshanella sp. Lu 1975 trilobite
 Harpetida - Harpetidae
"Selenoharpes sp." = Scotoharpes
"Selenoharpes sp." = Scotoharpes Lamont 1948 trilobite
Rhynchonellata
 Pentamerida - Tetralobulidae
Paleostrophia sp. Ulridch and Cooper 1936
Lingulata
 Lingulida - Obolidae
Obolus sp. Eichwald 1829
Gastropoda
 Euomphalina - Ophiletidae
Ophileta sp. Vanuxem 1842 snail
 Murchisoniina -
Murchisonioidea indet. Koken 1896 snail
Cephalopoda
 Ellesmerocerida - Ellesmeroceratidae
Ellesmeroceras sp. Foerste 1921
 Orthoceratoidea - Protocycloceratidae
Protocycloceras sp. Hyatt and Zittel 1900
Graptolithina
 Dendroidea -
 Dendroidea - Dendrograptidae
Dictyonema sp. Hall 1851 graptolite