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
Scyphozoa | |
"Anabarites tripartitus" = Selindeochrea tripartita, "Lobiochrea natella" = Anabarites natellus, Anabarites trisulcatus, Anabarites kelleri, Anabarites signatus, Anabarites latus, Tiksitheca sp., "Cambrotubulus decurvatus" = Cambrotubulus decurvatus, "Cambrotubulus conicus" = Cambrotubulus decurvatus, Aculeochrea ornata, "Longiochrea rugosa" = Aculeochrea rugosa
"Anabarites tripartitus" = Selindeochrea tripartita Rozanov et al. 1969 jellyfish
"Lobiochrea natella" = Anabarites natellus Val'kov and Sysoev 1970 jellyfish
Anabarites trisulcatus Voronova and Missarzhevsky 1969 jellyfish
Anabarites kelleri Missarzhevsky 1989 jellyfish
Anabarites signatus Missarzhevsky and Mambetov 1981 jellyfish
Anabarites latus Val'kov and Sysoev 1970 jellyfish
Tiksitheca sp. Rozanov et al. 1969 jellyfish
"Cambrotubulus decurvatus" = Cambrotubulus decurvatus Rozanov et al. 1969 jellyfish
"Cambrotubulus conicus" = Cambrotubulus decurvatus Rozanov et al. 1969 jellyfish
Aculeochrea ornata Val'kov and Sysoev 1970 jellyfish
"Longiochrea rugosa" = Aculeochrea rugosa Val'kov and Sysoev 1970 jellyfish | |
Coeloscleritophora | |
Chancelloria sp. Walcott 1920 | |
Orthothecimorpha | |
Helcionelloida | |
Securiconus simus Luo et al. 1982 | |
Purella cristata | |
Purella cristata Missarzhevsky 1974 | |
Protoconodonta | |