Paibi section, bed 18: Guzhangian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita - Corynexochida - Dolichometopidae
Fuchouia chiai Lu 1957
Peng et al. 2004
Trilobita - Corynexochida - Dorypygidae
Dorypyge bisulcata Peng et al. 2004
Peng et al. 2004
Trilobita - Olenida - Olenidae
Lisania paibiensis
Peng et al. 2004
Trilobita - Lichida - Damesellidae
Parablackwelderia laterilobata (Yang 1977)
Peng et al. 2004
Trilobita - Ptychopariida - Lisaniidae
Baojingia latilimbata
Peng et al. 2004
synonym of Eoshengia
Trilobita - Ptychopariida - Papyriaspididae
Pianaspis attenuata (Lermontova and Chernysheva 1950)
Peng et al. 2004
Pianaspis sinensis (Yang 1978)
Peng et al. 2004
Trilobita - Ptychopariida - Proasaphiscidae
Sudanomocarina sp. Jell 1978
Peng et al. 2004
? Sudanomocarina huananensis
Peng et al. 2004
Trilobita - Ptychopariida - Solenopleuridae
Huzhuia paratypica Yang 1978
Peng et al. 2004
Agnostida - Ammagnostidae
Ammagnostus laiwuensis (Lorenz 1906)
Agnostida - Clavagnostidae
Clavagnostus repandus (Westergard 1930)
Agnostida - Diplagnostidae
Linguagnostus kjerulfi (Brogger 1878)
Agnostida - Phalacromidae
Lisogoragnostus hybus Peng and Robison 2000
Agnostida - Ptychagnostidae
Goniagnostus spiniger (Westergard 1931)
Lejopyge laevigata (Dalman 1828)
recombined as Lejopyge laevigatus
Agnostida - Spinagnostidae
Hypagnostus parvifrons (Linnarsson 1869)
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: Lejopyge laevigata
Age range of interval:500.50000 - 497.00000 m.y. ago
Stratigraphy
Formation:Huaqiao
Local section:Paibi Local bed:18
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: bed 18: 171-180.3 m, Pianaspis sinensis polymerid trilobite zone
Lithology and environment
Primary lithology: lithified packstone
Secondary lithology: lithified grainstone
Lithology description: dark-gray, thin-bedded packstone, intercalated with dark-gray, thin-bedded, laminated, dolomitic packstone; with 3 layers of medium gray, thin- to medium-bedded limestone breccia (single layer 0.2-0.3 m thick) in the lower part, and 7 layers of light-gray, thin-bedded grainstone in the upper part
Environment:slope
Geology comments: Jiangnan Slope Belt, lower slope environments
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:49169
Authorizer:A. Hendy, W. Kiessling Enterer:A. Hendy, U. Merkel
Modifier:U. Merkel Research group:marine invertebrate
Created:2005-04-10 13:06:18 Last modified:2013-11-25 13:37:23
Access level:authorizer only Released:2008-04-10 13:06:18
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]