Where: Sakha, Russian Federation (59.5° N, 135.8° E: paleocoordinates 17.1° S, 19.2° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Yudoma Formation, Nemakit-Daldynian (538.8 - 525.5 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified limestone and lithified dolomite
Size class: macrofossils
Primary reference: V. V. Missarzhevsky. 1989. Oldest skeletal fossils of late Precambrian and early Cambrian age: a review of recent work. Trudy Geologicheskogo Instituta AN SSSR 443:1-231 [P. Wagner/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 99461: authorized by Wolfgang Kiessling, entered by Uta Merkel on 11.11.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Protoconodonta | |
Helcionelloida | |
Securiconus simus Luo et al. 1982 | |
Purella cristata | |
Purella cristata Missarzhevsky 1974 | |
Orthothecimorpha | |
Coeloscleritophora | |
Chancelloria sp. Walcott 1920 | |
Scyphozoa | |
"Anabarites tripartitus" = Selindeochrea tripartita, Anabarites signatus, Anabarites kelleri, "Lobiochrea natella" = Anabarites natellus, Anabarites latus, Anabarites trisulcatus, "Longiochrea rugosa" = Aculeochrea rugosa, Aculeochrea ornata, "Cambrotubulus decurvatus" = Cambrotubulus decurvatus, "Cambrotubulus conicus" = Cambrotubulus decurvatus, Tiksitheca sp.
"Anabarites tripartitus" = Selindeochrea tripartita Rozanov et al. 1969 jellyfish
Anabarites signatus Missarzhevsky and Mambetov 1981 jellyfish
Anabarites kelleri Missarzhevsky 1989 jellyfish
"Lobiochrea natella" = Anabarites natellus Val'kov and Sysoev 1970 jellyfish
Anabarites latus Val'kov and Sysoev 1970 jellyfish
Anabarites trisulcatus Voronova and Missarzhevsky 1969 jellyfish
"Longiochrea rugosa" = Aculeochrea rugosa Val'kov and Sysoev 1970 jellyfish
Aculeochrea ornata Val'kov and Sysoev 1970 jellyfish
"Cambrotubulus decurvatus" = Cambrotubulus decurvatus Rozanov et al. 1969 jellyfish
"Cambrotubulus conicus" = Cambrotubulus decurvatus Rozanov et al. 1969 jellyfish
Tiksitheca sp. Rozanov et al. 1969 jellyfish |