Paibi section, bed 28a: Guzhangian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Agnostida - Agnostidae
Hadragnostus modestus (Lochman 1944)
Kormagnostus minutus (Schrank 1975)
Agnostida
Valenagnostus imitans (Oepik 1961)
Agnostida - Phalacromidae
Lisogoragnostus mictus Peng and Robison 2000
Agnostida
Glaberagnostus altaicus Romanenko 1985
Agnostida - Ptychagnostidae
Lejopyge sinensis Lu and Lin 1987
Goniagnostus fumicola Opik 1961
Agnostida - Spinagnostidae
Hypagnostus brevifrons (Angelin 1851)
Agnostida - Ammagnostidae
Ammagnostus hunanensis Peng and Robison 2000
Proagnostus bulbus Butts 1926
Agnostida - Diplagnostidae
Linguagnostus stenus Peng and Robison 2000
Linguagnostus paibiensis Dong 1991
Trilobita - Corynexochida - Leiostegiidae
Wanshania wanshanensis Rong and Yang 1977
Peng et al. 2004
Trilobita - Corynexochida - Dolichometopidae
Fuchouia oratolimba Yang 1977
Peng et al. 2004
Trilobita - Corynexochida - Dorypygidae
? Dorypyge sp. Dames 1883
Peng et al. 2004
Trilobita - Olenida - Asaphiscidae
Luyanhaoaspis inflata
Peng et al. 2004
Trilobita - Asaphida - Ceratopygidae
Proceratopyge fuyangensis Lu and Lin 1987
Peng et al. 2004
Trilobita - Lichida - Damesellidae
Damesella hunanensis Peng et al. 2004
Peng et al. 2004
Adelogonus hunanensis
Peng et al. 2004
Parablackwelderia jimaensis (Yang 1974)
Peng et al. 2004
Palaeadotes hunanensis (Yang 1977)
Peng et al. 2004
see common names

Geography
Country:China State/province:Hunan
Coordinates: 28.4° North, 109.5° East (view map)
Paleocoordinates:24.0° North, 150.8° East
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Cambrian Epoch:Miaolingian
Stage:Guzhangian 10 m.y. bin:Cambrian 4
Key time interval:Guzhangian Trilobite zone: Proagnostus bulbus
Age range of interval:500.50000 - 497.00000 m.y. ago
Stratigraphy
Formation:Huaqiao
Local section:Paibi Local bed:28a
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: bed 28a (lower bed 28): 284.8-292.5 m, Wanshania wanshanensis polymerid trilobite zone
Lithology and environment
Primary lithology: lithified packstone
Secondary lithology: lithified argillaceous "limestone"
Lithology description: medium to dark-gray, thin-bedded packstone, intercalated with numerous dark-gray, thin-bedded, laminated argillaceous limestone beds, and two intercalated layers of gray, medium-bedded limestone breccia
Environment:slope
Geology comments: Jiangnan Slope Belt, lower slope environments with sediment-gravity flows
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:49178
Authorizer:A. Hendy, W. Kiessling Enterer:A. Hendy, U. Merkel
Modifier:U. Merkel Research group:marine invertebrate
Created:2005-04-10 13:46:44 Last modified:2013-11-25 13:37:23
Access level:authorizer only Released:2008-04-10 13:46:44
Creative Commons license:CC BY
Reference information

Primary reference:
13139. S. Peng and R. A. Robison. 2000. Agnostid biostratigraphy across the Middle-Upper Cambrian boundary in Hunan, China. Journal of Paleontology Memoir 53 [A. Miller/A. Hendy/A. Hendy]

Secondary references:

35679 S. Peng, L. E. Babcock, and H. Lin. 2001. Illustrations of polymeroid trilobites from the Huaqiao Formation (Middle-Upper Cambrian), Paibi and Wangcun sections, northwestern Hunan, China. Palaeoworld 13:99-122 [W. Kiessling/U. Merkel]
40918 S. Peng, L. E. Babcock, and H. Lin. 2004. Corynexochida, Lichida and Asaphida. Polymerid trilobites from the Cambrian of northwestern Hunan, China, Volume 1 1-333 [W. Kiessling/U. Merkel/M. Uhen]