Assemblage #1 [Middle Dolomite Mbr, Soltanieh Fm] (Cambrian of Iran)

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 (541.0 - 530.0 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

• limestone, dolomite, and phosphatic layers

Size classes: macrofossils, mesofossils

Preservation: cast

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 10526: authorized by Mark Patzkowsky, entered by Phil Borkow on 18.05.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

Scyphozoa
 Anabaritida - Anabaritidae
Anabarites trisulcatus Voronova and Missarzhevsky 1969 jellyfish
Cambrotubulus decurvatus Rozanov et al. 1969 jellyfish
 Sachitida - Siphogonuchitidae
"Palaeosulcachites sp." = Siphogonuchites
"Palaeosulcachites sp." = Siphogonuchites Qian 1977
Protoconodonta
  -
Protohertzina anabarica Missarzhevsky 1973
Life
 Hyolithelminthida - Hyolithellidae
Hyolithellus vladimirovae Rozanov and Missarzhevsky 1966