Where: Yakutiya, Russian Federation (71.0° N, 102.0° E: paleocoordinates 24.8° S, 6.5° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Nochoroicyathus sunnaginicus zone, 12 Member (Medvezhyn Formation), Tommotian (530.0 - 520.0 Ma)
• Listed as Ajacicyathus sunnaginicus-Tiksitheca licis zone
• bed-level stratigraphic resolution
Environment/lithology: red, argillaceous limestone
Size classes: macrofossils, mesofossils, microfossils
Collection methods: bulk, chemical, acetic, sieve,
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: general faunal/floral analysis
PaleoDB collection 96395: authorized by Pete Wagner, entered by Pete Wagner on 05.06.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Scyphozoa | |
"Anabarites tripartitus" = Selindeochrea tripartita, "Anabarites tricarinatus" = Selindeochrea tricarinata, Tiksitheca licis, Anabarites tristichus, Anabarites trisulcatus, Cambrotubulus decurvatus
"Anabarites tripartitus" = Selindeochrea tripartita Rozanov et al. 1969 jellyfish
"Anabarites tricarinatus" = Selindeochrea tricarinata Rozanov et al. 1969 jellyfish
Tiksitheca licis Rozanov et al. 1969 jellyfish
Anabarites tristichus Rozanov et al. 1969 jellyfish
Anabarites trisulcatus Voronova and Missarzhevsky 1969 jellyfish
Cambrotubulus decurvatus Rozanov et al. 1969 jellyfish | |
Fomitchella | |
Helcionelloida | |
Aldanella crassa n. sp.
Aldanella crassa n. sp. Rozanov et al. 1969 | |
Igorella ungulata, "Latouchella korobkovi" = Oelandiella korobkovi
Igorella ungulata Rozanov et al. 1969
"Latouchella korobkovi" = Oelandiella korobkovi Vostokova 1962 | |
Hyolitha | |
Turcutheca crasseocochlia, "Turcutheca cotuiensis" = Khetatheca cotuiensis
Turcutheca crasseocochlia Syssoiev 1962
"Turcutheca cotuiensis" = Khetatheca cotuiensis Syssoiev 1959 |