Xiuzigou, bed 10c (Cambrian of China)

Where: Henan, China (32.8° N, 111.5° E: paleocoordinates 19.9° N, 153.3° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Xichuania-Eoshengia dongqinlingia trilobite zone, Xijiadian Formation, Guzhangian (500.5 - 497.0 Ma)

• Xichuania-Eoshengia dongqinlingia zone of Yang 1993, probably equivalent to Lejopyge laevigata zone

• bed-level stratigraphic resolution

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

• platform margin slope
• grey thin- to medium-bedded limy dolomite in the upper part, bluish-grey thin-bedded dolomitic limestone with purplish-red calcareous shale in the middle part, leopard limestone in the lower part

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: J. Yang, S. Yu, G. Liu, N. Su, M. He, J. Shang, H. Zhang, H. Zhu, Y. Li and G. Yan. 1993. Cambrian stratigraphy, lithofacies, paleogeography and trilobite faunas of East Qinling-Dabashan Mountains, China 1-246 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 127077: authorized by Wolfgang Kiessling, entered by Uta Merkel on 23.04.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Trilobita
 Corynexochida - Dorypygidae
Dorypyge sp.
Dorypyge sp. Dames 1883 trilobite
 Corynexochida - Leiostegiidae
? Wanshania stenos n. sp.
? Wanshania stenos n. sp. Yang et al. 1993 trilobite
 Lichida - Damesellidae
"Paradamesops qinlingensis n. sp." = Parablackwelderia jimaensis
"Paradamesops qinlingensis n. sp." = Parablackwelderia jimaensis Yang 1974 trilobite
 Asaphida - Anomocarellidae
? Anomocarella cf. flava, Anomocarella glabera n. sp.
Anomocarella glabera n. sp. Yang et al. 1993 trilobite
 Ptychopariida - Lisaniidae
Xichuania magnipalpebra n. sp., Xichuania xiuzigouensis n. gen. n. sp., Metalisania subquadrata, Quandraspis shengwanensis, Eoshengia xinjiangensis, Eoshengia constricta, Eoshengia parva n. sp., Eoshengia dongqinlingia n. sp.
Xichuania magnipalpebra n. sp. Yang et al. 1993 trilobite
Xichuania xiuzigouensis n. gen. n. sp. Yang et al. 1993 trilobite
Metalisania subquadrata Ju 1983 trilobite
Quandraspis shengwanensis Yang et al. 1993 trilobite
Eoshengia constricta Zhang 1981 trilobite
Eoshengia parva n. sp. Yang et al. 1993 trilobite
Eoshengia dongqinlingia n. sp. Yang et al. 1993 trilobite
 Ptychopariida - Proasaphiscidae
Manchuriella tenuilabrosa, ? Szeaspis centronatus
Manchuriella tenuilabrosa Resser and Endo 1937 trilobite
? Szeaspis centronatus Resser and Endo 1937 trilobite
 Ptychopariida - Solenopleuridae
Solenoparia sp.
Solenoparia sp. Kobayashi 1935 trilobite
  - Mapaniidae
Paramapania qinlingensis n. gen. n. sp.
Paramapania qinlingensis n. gen. n. sp. Yang et al. 1993 trilobite
Artiopoda
 Agnostida - Peronopsidae
Peronopsis ozakii
Peronopsis ozakii Resser and Endo 1937
 Agnostida - Spinagnostidae
Hypagnostus vulgarus, Hypagnostus gibber n. sp.
Hypagnostus vulgarus Qian and Qiu 1983
Hypagnostus gibber n. sp. Yang et al. 1993