Bed Mb07, Meishucun section: Tommotian, China
collected by Parkhaev & Demidenko 2005

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cambroclavida - Zhijinitidae
Zhijinites longistriatus Qian 1978
Paracarinachites sinensis Luo et al. 1982
unclassified
Archaeopetasus sp.
Pteromidae
Brushenodus prionodes Luo and Jiang 1982
Scoponodus renustus Luo and Jiang 1982
Pteromus jungus Wang 1994
Pteromus rapius Wang 1994
unclassified
Cyrtochites pinnoides Qian 1984
Coeloscleritophora - Chancelloriida - Chancelloriidae
Chancelloria symmetrica Vassiljeva 1985
unclassified
Archaeooides granulatus Qian 1977
Scyphozoa - Conularina - Carinachitidae
Quadrosiphogonuchites curvatornatus Chen 1982
recombined as Carinachites curvatornatus
Hyolithelminthida - Torellellidae
Annelitellus yangtzensis Qian 1989
Protoconodonta
Mongolodus sulcus Parkhaev and Demidenko 2010
Protohertzina unguliformis Missarzhevsky 1973
Orthothecida - Circothecidae
Conotheca subcurvata (Yü 1974)
Orthothecida
Paragloborilus subglobosus Qian 1977
Cupittheca mira (He 1977)
Orthothecida - Allathecidae
Exilitheca fangchengensis
Aculifera - Halkieriidae
Ocruranus trulliformis (Jiang 1980)
Eohalobia diandongensis Luo et al. 1982
synonym of Ocruranus finial
Halkieria undulata
Halkieria sacciformis (Meshkova 1969)
Halkieria wangi Parkhaev and Demidenko 2010
Halkieria sthenobasis (Luo and Jiang 1982)
Siphogonuchitidae
Siphogonuchitidae informal gen. et. sp. indet
Lopochites latazonalis Qian 1977
Dabashanites mirus Chen 1979
Siphogonuchites triangularis Qian 1977
Lomasulcachites macrus Luo et al. 1982
Drepanochites dilatatus Luo et al. 1982
Helcionelloida - Helcionellida - Helcionellidae
Latouchella korobkovi (Vostokova 1962)
original and current combination Oelandiella korobkovi
Igorella maidipingensis (Yü 1974)
recombined as Oelandiella maidipingensis
Bemella simplex Yü 1979
recombined as Securiconus simplex
Igorella emeiensis (Yü 1979)
recombined as Securiconus emeiensis
Absidaticonus ovatus (He and Yang 1982)
Aegitellus placus (Luo et al. 1982)
Emarginoconus mirus Yü 1979
Maikhanellidae
Canopoconus superatus (Feng et al. 2001)
Xiadongoconus luminosus Yü 1979
Purella arcana Val'kov 1987
Yunnanopleura biformis Yu 1987
synonym of Yunnanopleura accurata
Oscillatoriacea
Trifistulella tortilis Parkhaev and Demidenko 2010
see common names

Geography
Country:China State/province:Yunnan County:Jinning
Coordinates: 24.7° North, 102.6° East (view map)
Paleocoordinates:36.4° North, 162.5° East
Basis of coordinate:stated in text
Geographic resolution:local area
Time
Period:Cambrian Epoch:Terreneuvian
Stage:Stage 2 10 m.y. bin:Cambrian 2
Key time interval:Tommotian Small shelly zone: Paragloborilus subglobosus - Purella squamulosa
Age range of interval:525.50000 - 521.00000 m.y. ago
Stratigraphy
Geological group:Meishucunian Formation:Zhujianqing Member:Zhongyicun
Local section:Meishucun Local bed:33.7 m
Local order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:phosphatic,brown,gray lithified dolomite
Secondary lithology: phosphorite
Includes fossils?Y
Lithology description: Brown-grey phosphoritic dolostone intercalated with phosphorite beds (Vendrasco et al.) Grey phosphorite containing galuconitic intraclasts of oolitic and dolomitic silty phosphorite, with 1-2 cm thick layer of yellow phosphatic claystone at top and bottom (Qian & Bengston).
Environment:carbonate indet.
Taphonomy
Modes of preservation:body,cast
Size of fossils:mesofossils,microfossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:PIN
Collectors:Parkhaev & Demidenko Collection dates:2005
Metadata
Also known as:?=Bed 7 of Qian & Bengston, ?= Mb7 of Vendrasco et al.
Database number:171902
Authorizer:P. Wagner Enterer:P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2015-07-22 11:21:56 Last modified:2019-09-30 17:16:55
Access level:the public Released:2015-07-22 11:21:56
Creative Commons license:CC BY
Reference information

Primary reference:
34896. P. Y. Parkhaev and Y. Demidenko. 2010. Zooproblematica and mollusca from the Lower Cambrian Meishucun section (Yunnan, China) and taxonomy and systematics of the Cambrian small shelly fossils of China. Paleontological Journal 44(8):883-1161 [P. Wagner/P. Wagner]