M303/2, A301. Tiktirikteekh Creek/Rivulet (Cambrian of Russian Federation)

Where: Yakutiya, Russian Federation (66.4° N, 112.3° E: paleocoordinates 19.3° S, 8.9° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Lapworthella tortuosa small shelly zone, Khatyngian Member (Pestrotsvet Formation), Tommotian (525.5 - 521.0 Ma)

• Dokidocyathus regularis archaeocyath zone; "members" 1-2

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; glauconitic, red, yellow, argillaceous limestone

• Yellow-red, highly argillaceous glauconitic limestones containing areas stuffed with various fossils and bearing archaeocyathid bioherms.

Size classes: mesofossils, microfossils

Preservation: replaced with phosphate

Collection methods: bulk,

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 96394: authorized by Pete Wagner, entered by Pete Wagner on 05.06.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Cryptaporacyathus junicanensis, Batcatocyathus tunicatus
 Hyolithelminthida - Hyolithellidae
Hyolithellus tenuis, Hyolithellus vladimirovae, Hyolithellus grandis
Hyolithellus tenuis Rozanov and Missarzhevsky 1966
Hyolithellus vladimirovae Rozanov and Missarzhevsky 1966
Hyolithellus grandis Rozanov et al. 1969
 Hyolithelminthida - Torellellidae
Torellella lentiformis
Torellella lentiformis Syssoiev 1962
Brachiopoda
 Tommotiida - Lapworthellidae
Lapworthella tortuosa
 Tommotiida - Tommotiidae
Camenella garbowskae, "Camena kozlowskii" = Camenella kozlowskii, "Camena admiranda" = Camenella admiranda
Camenella garbowskae Rozanov and Missarzhevsky 1966
"Camena kozlowskii" = Camenella kozlowskii Rozanov and Missarzhevsky 1966
"Camena admiranda" = Camenella admiranda Rozanov and Missarzhevsky 1966
Hyolitha
 Hyolithida - Sulcavitidae
Dorsolinevitus sp., Tuojdachithes costulatus, Burithes distortus
Dorsolinevitus sp. Syssoiev 1958
Tuojdachithes costulatus Rozanov et al. 1969
Burithes distortus Syssoiev 1962
 Hyolithida - Hyolithidae
Korilithes sp.
Korilithes sp. Rozanov et al. 1969
 Hyolithida - Nelegerocornidae
Microcornus simus n. sp.1
Microcornus simus n. sp.1 Missarzhevsky 1974
 Orthothecida - Allathecidae
Antiquatheca pauca n. sp.1, Allatheca corrugata, "Egdetheca aldanica" = Exilitheca
Antiquatheca pauca n. sp.1 Missarzhevsky 1974
Allatheca corrugata Rozanov et al. 1969
"Egdetheca aldanica" = Exilitheca
 Orthothecida -
Turcutheca crasseocochlia, Turcutheca annae, Turcutheca rugata
Turcutheca annae Syssoiev 1959
Turcutheca rugata Syssoiev 1959
Hyolithomorpha
 Sulcavitida - Inflaticornidae
Yacutolituus fusiformis n. sp.1
Yacutolituus fusiformis n. sp.1 Missarzhevsky 1974
Orthothecimorpha
 Circothecida -
"Coleolella billingsi" = Spinulitheca billingsi
"Coleolella billingsi" = Spinulitheca billingsi Syssoiev 1962
Helcionelloida
 Pelagiellida - Aldanellidae
"Aldanella rozanovi" = Aldanella attleborensis
"Aldanella rozanovi" = Aldanella attleborensis Shaler and Foerste 1888
 Helcionellida - Coreospiridae
Latouchella sp.
Latouchella sp. Cobbold 1921
 Helcionellida - Stenothecidae
"Anabarella indecora" = Mellopegma indecora
"Anabarella indecora" = Mellopegma indecora Rozanov et al. 1969
 Helcionellida - Helcionellidae
Auricullina papulosa2, Bemella jacutica, Igorella monstrosa
Auricullina papulosa2 Vasil’yeva 1998
Bemella jacutica Rozanov and Missarzhevsky 1966
Igorella monstrosa Rozanov et al. 1969
Watsonella crosbyi
  -
"Heraultia sibirica n. sp." = Watsonella crosbyi1
"Heraultia sibirica n. sp." = Watsonella crosbyi1 Grabau 1900
Archaeocyatha
 Capsulocyathida - Coscinocyathidae
Coscinocyathus rojkovi
Coscinocyathus rojkovi archaeocyath sponge
 Ajacicyathida - Ajacicyathidae
Ajacicyathus tkatschenkoi, Nochoroicyathus mirabilis, Nochoroicyathus vulgaris
Ajacicyathus tkatschenkoi archaeocyath sponge
Nochoroicyathus mirabilis archaeocyath sponge
Nochoroicyathus vulgaris archaeocyath sponge
 Ajacicyathida - Dokidocyathidae
Dokidocyathus regularis
Dokidocyathus regularis archaeocyath sponge
 Archaeocyathida - Dictyocyathidae
Dictyocyathus translucidus
Dictyocyathus translucidus archaeocyath sponge
 Archaeocyathida - Loculicyathidae
Okulitchicyathus disciformis, Cambrocyathellus tschuranicus, Paranacyathus tuberculatus
Okulitchicyathus disciformis archaeocyath sponge
Cambrocyathellus tschuranicus archaeocyath sponge
Paranacyathus tuberculatus archaeocyath sponge
 Monocyathida - Monocyathidae
Archaeolynthus polaris
Archaeolynthus polaris archaeocyath sponge
Scyphozoa
 Anabaritida - Anabaritidae
Anabarites sp.
Anabarites sp. Voronova and Missarzhevsky 1969 jellyfish
 Camenida - Camenidae
Camena plana
1Missarzhevsky 1974; 2Parkhaev 2006