M302/1-2, M42-a; Tiktirikteekh Creek/Rivulet: Tommotian, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Orthothecimorpha - Circothecida
Coleolella billingsi (Syssoiev 1962)
Hyolithomorpha - Sulcavitida - Inflaticornidae
Yacutolituus fusiformis Missarzhevsky 1974
Missarzhevsky 1974
Hyolithida - Hyolithidae
Korilithes sp. Rozanov et al. 1969
Hyolithida - Nelegerocornidae
Microcornus simus Missarzhevsky 1974
Missarzhevsky 1974
Hyolithida - Sulcavitidae
Tuojdachithes costulatus Rozanov et al. 1969
Dorsolinevitus sp. Syssoiev 1958
Burithes distortus (Syssoiev 1962)
Orthothecida
Turcutheca annae (Syssoiev 1959)
Turcutheca crasseocochlia (Syssoiev 1962)
Turcutheca rugata (Syssoiev 1959)
Orthothecida - Allathecidae
Antiquatheca pauca Missarzhevsky 1974
Missarzhevsky 1974
Egdetheca aldanica
Allatheca corrugata Rozanov et al. 1969
Tommotiida - Lapworthellidae
Lapworthella tortuosa
Tommotiida - Tommotiidae
Camenella garbowskae Rozanov and Missarzhevsky 1966
Camena kozlowskii Rozanov and Missarzhevsky 1966
Helcionelloida - Helcionellida - Coreospiridae
Latouchella sp. Cobbold 1921
Helcionelloida - Helcionellida - Stenothecidae
Anabarella indecora Rozanov et al. 1969
Helcionelloida - Helcionellida - Helcionellidae
Helcionella jacutica n. sp. Rozanov and Missarzhevsky 1966
Rozanov and Missarzhevsky 1966
Bemella malycanica (Rozanov and Missarzhevsky 1966)
Igorella monstrosa n. sp. Rozanov et al. 1969
Helcionelloida - Pelagiellida - Aldanellidae
Aldanella rozanovi Rozanov et al. 1969
unclassified
Heraultia sibirica Missarzhevsky 1974
Missarzhevsky 1974
Cryptaporacyathus junicanensis
Batcatocyathus tunicatus
Hyolithelminthida - Hyolithellidae
Hyolithellus grandis Rozanov et al. 1969
Hyolithellus tenuis Rozanov and Missarzhevsky 1966
Hyolithellus vladimirovae Rozanov and Missarzhevsky 1966
Hyolithelminthida - Torellellidae
Torellella lentiformis (Syssoiev 1962)
Archaeocyatha - Monocyathida - Monocyathidae
Archaeolynthus polaris
Archaeocyatha - Archaeocyathida - Dictyocyathidae
Dictyocyathus translucidus
Archaeocyatha - Archaeocyathida - Loculicyathidae
Okulitchicyathus disciformis
Paranacyathus tuberculatus
Cambrocyathellus tschuranicus
Archaeocyatha - Ajacicyathida - Ajacicyathidae
Nochoroicyathus mirabilis
Nochoroicyathus vulgaris
Ajacicyathus tkatschenkoi
Archaeocyatha - Ajacicyathida - Dokidocyathidae
Dokidocyathus regularis
Archaeocyatha - Capsulocyathida - Coscinocyathidae
Coscinocyathus rojkovi
Scyphozoa - Anabaritida - Anabaritidae
Camenida - Camenidae
Camena plana
see common names

Geography
Country:Russian Federation State/province:Yakutiya
Coordinates: 66.4° North, 112.3° East (view map)
Paleocoordinates:19.3° South, 8.9° West
Basis of coordinate:based on political unit
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:  Lapworthella tortuosa
Age range of interval: 525.5 - 521 m.y. ago
Stratigraphy
Formation:Pestrotsvet Member:Khatyngian
Stratigraphic resolution:group of beds
Stratigraphy comments: Dokidocyathus regularis archaeocyath zone; "members" 1-2
Lithology and environment
Primary lithology:glauconitic,red,yellow argillaceous "limestone"
Lithology description: Yellow-red, highly argillaceous glauconitic limestones containing areas stuffed with various fossils and bearing archaeocyathid bioherms.
Environment:reef, buildup or bioherm
Taphonomy
Modes of preservation:body,replaced with phosphate
Size of fossils:mesofossils,microfossils
Collection methods and comments
Collection excludes:some genera,some macrofossils,some microfossils
Collection methods:bulk,field collection
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:96251
Authorizer:P. Wagner Enterer:P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2010-05-30 15:16:41 Last modified:2010-06-06 20:46:38
Access level:the public Released:2010-05-30 15:16:41
Creative Commons license:CC BY
Reference information

Primary reference:
13330. A. Y. Rozanov, V. V. Missarzhevsky, N. A. Volkova, L. G. Voronova, I. N. Krylov, B.M. Keller, I. K. Korolyuk, K. Lendzion, R. Mikhnyar, N. G. Pykhova, and A. D. Sidorov. 1969. Tommotskiu jarus i problema nizhney granisty kembriya [The Tommotian Stage and the Cambrian lower Boundary problem]. Trudy Geoligske Institut Leningrad 206:1-379 [P. Wagner/P. Wagner/P. Novack-Gottshall]

Secondary references:

15316 V. V. Missarzhevsky. 1974. Novye dannye o drevnejshikh okamenelostyakh rannego kembriya Sibirskoj platformy. Biostratigraphiya i paleontologiya nizhnego kembriya Europy i severnoj Azii 179-189 [P. Wagner/P. Wagner]
13191 A.Y. Rozanov and V.V. Missarzhevsky. 1966. Biostratigraphy and fauna of Lower Cambrian beds. Trudy Geoligske Institut Moscow 148:1-126 [P. Wagner/P. Wagner/P. Wagner]