Where: Iran (35.7° N, 51.4° E: paleocoordinates 3.9° S, 143.4° E)
• coordinate based on political unit
When: Anabarites trisulcatus small shelly zone, Middle Dolomite Member (Soltanieh Formation), Nemakit-Daldynian (538.8 - 525.5 Ma)
• The member is located 78 meters thick. AGE: Nemakit-Daldynian; refined by A. Hendy (6/2009) on the basis of biostratigraphic data (= Anabarites trisulcatus zone).
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified limestone and lithified dolomite
Size classes: macrofossils, mesofossils
Preservation: cast
Collection methods: Contains a similar assemblage as the lower beds, but greater numbers.
Primary reference: B. Hamdi, M. D. Brasier, and Z.-w. Jiang. 1989. Earliest skeletal fossils from Precambrian-Cambrian boundary strata, Elburz Mountains, Iran. Geological Magazine 126(3):283-289 [M. Patzkowsky/P. Borkow/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 10527: authorized by Mark Patzkowsky, entered by Phil Borkow on 18.05.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
Orthothecimorpha | |
Hyolitha | |
Circotheca sp. Syssoiev 1958 | |
Purella | |
Purella sp. Missarzhevsky 1974
Maikhanella multa Voronin et al. 1982 | |
"Palaeosulcachites sp." = Siphogonuchites, Lopochites sp.
"Palaeosulcachites sp." = Siphogonuchites Qian 1977
Lopochites sp. Qian 1977 | |
Scyphozoa | |
Tiksitheca licis Rozanov et al. 1969 jellyfish
Anabarites trisulcatus Voronova and Missarzhevsky 1969 jellyfish
Cambrotubulus decurvatus Rozanov et al. 1969 jellyfish |