Haichongkou, bed 22 (Cambrian to of China)

Where: Hunan, China (28.0° N, 109.6° E: paleocoordinates 22.6° N, 147.4° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Tingziguan Formation, Paibian to Paibian (497.0 - 494.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified limestone

• Jiangnan Slope Belt
• argillaceous limestone interbedded with thin-bedded limestone breccia

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: Y. Duan, J. L. Yang, and G. R. Shi. 1999. Middle and Upper Cambrian polymerid trilobites and biostratigraphy, Fenghuang area, western Hunan Province, China. Proceedings of the Royal Society of Victoria 111(2):141-172 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 130015: authorized by Wolfgang Kiessling, entered by Uta Merkel on 04.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Olenida - Olenidae
Rhodonaspis cf. longula Whitehouse 1939 trilobite
Huangshiaspis transversus Liu 1977 trilobite
 Trinucleida - Alsataspididae
Jegorovaia sp. Lu 1964 trilobite
 Ptychopariida - Diceratocephalidae
Trigocephalus trigoformis n. gen. n. sp. Duan et al. 1999 trilobite
 Ptychopariida - Catillicephalidae
Tuojiangella tuojiangensis n. gen. n. sp. Duan et al. 1999 trilobite
Onchonotellus fenghuangensis n. sp. Duan et al. 1999 trilobite
Onchonotellus cf. kuruktagensis Zhang 1981 trilobite
 Asaphida - Ceratopygidae
Pseudoyuepingia jiantangensis n. sp. Duan et al. 1999 trilobite
 Asaphida - Asaphidae
Niobella cf. yangjiawanensis Chien 1961 trilobite
 Asaphida - Dikelocephalidae
Linguisaukia cf. affinis Peng 1984 trilobite
 Corynexochida - Corynexochidae
Corynexochus plumula Whitehouse 1939 trilobite
Corynexochus hunanensis n. sp. Duan et al. 1999 trilobite
 Corynexochida - Leiostegiidae
Chuangiella cf. elongata Kobayashi 1935 trilobite
"Chuangia sp." = Schantungia Lorenz 1906 trilobite