Tianmashan, bed 1 (Cambrian of China)

Where: Zhejiang, China (28.9° N, 118.5° E: paleocoordinates 17.4° N, 146.2° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Glyptagnostus stolidotus trilobite zone, Huayansi Formation, Guzhangian (500.5 - 497.0 Ma)

• samples GC03a-d

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified limestone and lithified, calcareous shale

• outermost part of the Jiangnan Slope Belt, adjacent to the Jiangnan Basin
• blackish grey thin- to medium-bedded limestones

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: Y. H. Lu and H. L. Lin. 1989. The Cambrian trilobites of western Zhejiang. Palaeontologia Sinica, new series B 25:1-287 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125673: authorized by Wolfgang Kiessling, entered by Uta Merkel on 15.03.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Agnostida - Spinagnostidae
"Tomagnostella tianmashanensis n. sp." = Tomagnostella sulcifera
"Tomagnostella tianmashanensis n. sp." = Tomagnostella sulcifera Wallerius 1895
 Agnostida -
Glyptagnostus sp. Whitehouse 1936
 Agnostida - Clavagnostidae
"Aspidagnostus chekiangensis" = Aspidagnostus lunulosus, "Clavagnostus (Clavagnostus) sp." = Clavagnostus, "Clavagnostus (Leptagnostus) sp." = Clavagnostus
"Aspidagnostus chekiangensis" = Aspidagnostus lunulosus Kryskov 1963
"Clavagnostus (Clavagnostus) sp." = Clavagnostus Howell 1937
"Clavagnostus (Leptagnostus) sp." = Clavagnostus Howell 1937
 Agnostida - Diplagnostidae
Pseudagnostus sp. Jaekel 1909