Gangdeershan, NZ 3 (Cambrian of China)

Where: Nei Mongol, China (39.6° N, 107.0° E: paleocoordinates 5.4° S, 138.7° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Hsuchuangia-Ruichengella trilobite zone, Hsuchuang Formation, Taijangian (509.0 - 504.5 Ma)

• sample NZ 3, Kochaspis-Ruichengella Zone of Zhang and Yuan 1981, Hsuchuangian (N China) = Taijiangian, stage 5 of Cambrian series 3

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

• western marginal part of the North China Platform
• Hsuchuang Formation: gray limestone, oolitic limestone, green or purple shale

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: W. T. Zhang and J. L. Yuan. 1981. Trilobites from the Hsuchuang Formation (lower Middle Cambrian) in western marginal parts of the North China Platform. Geological Society of America Special Paper 187:161-175 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125417: authorized by Wolfgang Kiessling, entered by Uta Merkel on 09.03.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Trilobita
 Ptychopariida - Solenopleuridae
Solenoparia (Plesisolenoparia) trapezoidalis n. sp.
Solenoparia (Plesisolenoparia) trapezoidalis n. sp. Zhang et al. 1980 trilobite
 Ptychopariida - Inouyiidae
Catinouyia typica n. gen. n. sp.
Catinouyia typica n. gen. n. sp. Zhang and Yuan 1981 trilobite