Algal Lens [Sinsk Fm] : Botomian, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Demospongiae
Demospongea indet. (Sollas 1875)
Demospongiae - Protomonaxonida - Choiidae
Lenica sp. Goryanskiy 1977
Demospongiae - Protomonaxonida - Wapkiidae
Wapkia sp. Walcott 1920
Hexactinellida - Reticulosa - Protospongiidae
Diagoniella sp. Rauff 1894
unclassified
Cambrorhytium sp. Conway Morris and Robison 1988
Coeloscleritophora - Chancelloriida - Chancelloriidae
Archiasterella sp. Sdzuy 1969
Eldoniidae
Eldonia sp. Walcott 1911
unclassified
Wiwaxia sp. Walcott 1911
Kutorginata - Kutorginida - Nisusiidae
? Nisusia sp. Walcott 1905
Lingulata - Lingulida - Eoobolidae
Eoobolus sp. Matthew 1902
Lingulata - Lingulida - Botsfordiidae
Botsfordia sp. Matthew 1891
Lingulata - Acrotretida - Acrotretidae
Linnarssonia sp. Walcott 1885
Xenusia
Xenusia indet. Dzik and Krumbiegel 1989
Bradoriida
Yakutingella sp. Melnikova 1998
Sinskolutella sp. Melnikova 1998
Agnostida - Hebediscidae
Delgadella sp. Walcott 1908
Trilobita - Corynexochida - Edelsteinaspididae
Edelsteinaspis sp. Lermontova 1940
Trilobita - Corynexochida - Jakutidae
Jakutus sp. Lermontova 1951
Trilobita - Ptychopariida - Ptychopariidae
Binodaspis sp. Lermontova 1951
Trilobita - Redlichiida - Ellipsocephalidae
Bergeroniellus sp. Lermontova 1940
Bergeroniaspis sp. Lermontova 1951
unclassified
Phytophilaspis sp. Ivantsov 1999
Palaeoscolecida
Palaeoscolecida indet. Conway-Morris and Robison 1986
Palaeoscolecida - Cricocosmida - Palaeoscolecidae
Palaeoscolex sp. Whittard 1953
Ivantsov and Wrona 2004 6 fragments
Palaeoscolex spinosus Ivantsov and Wrona 2004
Ivantsov and Wrona 2004 1 specimen
Palaeoscolex lubovae Ivantsov and Wrona 2004
Ivantsov and Wrona 2004 3 specimens
Sahascolex labyrinthus Ivantsov and Wrona 2004
Ivantsov and Wrona 2004 6 fragments
Palaeoscolecida
Corallioscolex sp. Müller and Hintz-Schallreuter 1993
unclassified
Microdictyon sp. Bengston et al. 1981
see common names

Geography
Country:Russian Federation State/province:Yakutia
Coordinates: 61.1° North, 126.6° East (view map)
Paleocoordinates:9.3° South, 13.0° West
Time
Period: Cambrian Epoch: Series 2
10 m.y. bin: Cambrian 2-3
Key time interval: Botomian Trilobite zone:  Bergeroniellus guararii
Age range of interval: 515.6 - 512.5 m.y. ago
Stratigraphy
Formation:Sinsk
Stratigraphy comments: 0.5m thick black fine-grained carbonates and shale interbeds.
Lithology and environment
Primary lithology: lime mudstone
Environment:carbonate indet.
Taphonomy
Modes of preservation:body,soft parts,original calcite,original phosphate,original carbon
Lagerst�tten type:conservation
Size of fossils:macrofossils
Collection methods and comments
Collection methods:selective quarrying,surface (float),surface (in situ),field collection
Reason for describing collection:paleoecologic analysis
Metadata
Also known as:Sinsk biota
Database number:90438
Authorizer:A. Lin Enterer:A. Lin
Modifier:P. Wagner Research group:marine invertebrate
Created:2009-07-21 14:41:33 Last modified:2019-09-18 23:50:51
Access level:the public Released:2009-07-21 14:41:33
Creative Commons license:CC BY
Reference information

Primary reference:
30399. A. Y. Ivantsov, A. Y. Zhuravlev, A. V. Leguta, V. A. Krassilov, L. M. Melnikova and G. T. Ushatinskaya. 2005. Palaeoecology of the Early Cambrian Sinsk biota from the Siberian Platform. Palaeogeography, Palaeoclimatology, Palaeoecology 220:69-88 [A. Lin/A. Lin]

Secondary references:

30536 A. Y. Ivantsov and R. Wrona. 2004. Articulated palaeoscolecid sclerite arrays from the Lower Cambrian of eastern Siberia. Acta Geologica Polonica 54:1-22 [A. Lin/A. Lin]